Home / 415,555.10-573,431.63-234,311.52

Finding the Fourth Proportional to 415,555.10, 573,431.63 and 234,311.52

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Solution

The fourth proportional to 415,555.10, 573,431.63 and 234,311.52 is: 323,330.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,555.10 : 573,431.63 = 234,311.52 : x
  2. Step 2: Convert to fraction form
    415,555.10/573,431.63 = 234,311.52/x
  3. Step 3: Cross multiply
    415,555.10x = 573,431.63 × 234,311.52
  4. Step 4: Simplify right side
    415,555.10x = 134,361,636,841.38
  5. Step 5: Solve for x
    x = 134,361,636,841.38/415,555.10
  6. Step 6: Final answer
    x = 323,330.50

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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.