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Finding the Fourth Proportional to 415,338.94, 573,167.98 and 224,352.32

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Solution

The fourth proportional to 415,338.94, 573,167.98 and 224,352.32 is: 309,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,338.94 : 573,167.98 = 224,352.32 : x
  2. Step 2: Convert to fraction form
    415,338.94/573,167.98 = 224,352.32/x
  3. Step 3: Cross multiply
    415,338.94x = 573,167.98 × 224,352.32
  4. Step 4: Simplify right side
    415,338.94x = 128,591,566,062.71
  5. Step 5: Solve for x
    x = 128,591,566,062.71/415,338.94
  6. Step 6: Final answer
    x = 309,606.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.