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Finding the Fourth Proportional to 354,803.10, 532,204.65 and 337,307.10

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Solution

The fourth proportional to 354,803.10, 532,204.65 and 337,307.10 is: 505,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,803.10 : 532,204.65 = 337,307.10 : x
  2. Step 2: Convert to fraction form
    354,803.10/532,204.65 = 337,307.10/x
  3. Step 3: Cross multiply
    354,803.10x = 532,204.65 × 337,307.10
  4. Step 4: Simplify right side
    354,803.10x = 179,516,407,098.02
  5. Step 5: Solve for x
    x = 179,516,407,098.02/354,803.10
  6. Step 6: Final answer
    x = 505,960.65

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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.