Home / 583,980.24-875,968.40-140,748.24

Finding the Fourth Proportional to 583,980.24, 875,968.40 and 140,748.24

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Solution

The fourth proportional to 583,980.24, 875,968.40 and 140,748.24 is: 211,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,980.24 : 875,968.40 = 140,748.24 : x
  2. Step 2: Convert to fraction form
    583,980.24/875,968.40 = 140,748.24/x
  3. Step 3: Cross multiply
    583,980.24x = 875,968.40 × 140,748.24
  4. Step 4: Simplify right side
    583,980.24x = 123,291,010,595.62
  5. Step 5: Solve for x
    x = 123,291,010,595.62/583,980.24
  6. Step 6: Final answer
    x = 211,121.89

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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.