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Finding the Fourth Proportional to 582,464.17, 803,612.91 and 327,766.15

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Solution

The fourth proportional to 582,464.17, 803,612.91 and 327,766.15 is: 452,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,464.17 : 803,612.91 = 327,766.15 : x
  2. Step 2: Convert to fraction form
    582,464.17/803,612.91 = 327,766.15/x
  3. Step 3: Cross multiply
    582,464.17x = 803,612.91 × 327,766.15
  4. Step 4: Simplify right side
    582,464.17x = 263,397,109,601.00
  5. Step 5: Solve for x
    x = 263,397,109,601.00/582,464.17
  6. Step 6: Final answer
    x = 452,211.70

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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.