Home / 571,204.16-788,248.32-329,487.20

Finding the Fourth Proportional to 571,204.16, 788,248.32 and 329,487.20

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Solution

The fourth proportional to 571,204.16, 788,248.32 and 329,487.20 is: 454,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,204.16 : 788,248.32 = 329,487.20 : x
  2. Step 2: Convert to fraction form
    571,204.16/788,248.32 = 329,487.20/x
  3. Step 3: Cross multiply
    571,204.16x = 788,248.32 × 329,487.20
  4. Step 4: Simplify right side
    571,204.16x = 259,717,731,861.50
  5. Step 5: Solve for x
    x = 259,717,731,861.50/571,204.16
  6. Step 6: Final answer
    x = 454,684.59

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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.