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Finding the Fourth Proportional to 529,713.60, 794,570.40 and 494,462.40

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Solution

The fourth proportional to 529,713.60, 794,570.40 and 494,462.40 is: 741,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,713.60 : 794,570.40 = 494,462.40 : x
  2. Step 2: Convert to fraction form
    529,713.60/794,570.40 = 494,462.40/x
  3. Step 3: Cross multiply
    529,713.60x = 794,570.40 × 494,462.40
  4. Step 4: Simplify right side
    529,713.60x = 392,885,186,952.96
  5. Step 5: Solve for x
    x = 392,885,186,952.96/529,713.60
  6. Step 6: Final answer
    x = 741,693.60

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Similar ratio
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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.