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Finding the Fourth Proportional to 564,101.70, 846,152.55 and 340,152.90

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Solution

The fourth proportional to 564,101.70, 846,152.55 and 340,152.90 is: 510,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,101.70 : 846,152.55 = 340,152.90 : x
  2. Step 2: Convert to fraction form
    564,101.70/846,152.55 = 340,152.90/x
  3. Step 3: Cross multiply
    564,101.70x = 846,152.55 × 340,152.90
  4. Step 4: Simplify right side
    564,101.70x = 287,821,243,724.90
  5. Step 5: Solve for x
    x = 287,821,243,724.90/564,101.70
  6. Step 6: Final answer
    x = 510,229.35

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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.