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Finding the Fourth Proportional to 415,624.15, 573,549.82 and 234,334.47

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Solution

The fourth proportional to 415,624.15, 573,549.82 and 234,334.47 is: 323,375.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,624.15 : 573,549.82 = 234,334.47 : x
  2. Step 2: Convert to fraction form
    415,624.15/573,549.82 = 234,334.47/x
  3. Step 3: Cross multiply
    415,624.15x = 573,549.82 × 234,334.47
  4. Step 4: Simplify right side
    415,624.15x = 134,402,493,088.30
  5. Step 5: Solve for x
    x = 134,402,493,088.30/415,624.15
  6. Step 6: Final answer
    x = 323,375.08

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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.