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Finding the Fourth Proportional to 564,755.52, 845,015.88 and 336,215.16

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Solution

The fourth proportional to 564,755.52, 845,015.88 and 336,215.16 is: 503,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,755.52 : 845,015.88 = 336,215.16 : x
  2. Step 2: Convert to fraction form
    564,755.52/845,015.88 = 336,215.16/x
  3. Step 3: Cross multiply
    564,755.52x = 845,015.88 × 336,215.16
  4. Step 4: Simplify right side
    564,755.52x = 284,107,149,296.74
  5. Step 5: Solve for x
    x = 284,107,149,296.74/564,755.52
  6. Step 6: Final answer
    x = 503,062.19

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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.