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Finding the Fourth Proportional to 583,442.92, 875,164.24 and 140,210.92

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Solution

The fourth proportional to 583,442.92, 875,164.24 and 140,210.92 is: 210,316.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,442.92 : 875,164.24 = 140,210.92 : x
  2. Step 2: Convert to fraction form
    583,442.92/875,164.24 = 140,210.92/x
  3. Step 3: Cross multiply
    583,442.92x = 875,164.24 × 140,210.92
  4. Step 4: Simplify right side
    583,442.92x = 122,707,583,241.50
  5. Step 5: Solve for x
    x = 122,707,583,241.50/583,442.92
  6. Step 6: Final answer
    x = 210,316.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.