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Finding the Fourth Proportional to 503,752.60, 695,002.74 and 285,935.32

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Solution

The fourth proportional to 503,752.60, 695,002.74 and 285,935.32 is: 394,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,752.60 : 695,002.74 = 285,935.32 : x
  2. Step 2: Convert to fraction form
    503,752.60/695,002.74 = 285,935.32/x
  3. Step 3: Cross multiply
    503,752.60x = 695,002.74 × 285,935.32
  4. Step 4: Simplify right side
    503,752.60x = 198,725,830,862.78
  5. Step 5: Solve for x
    x = 198,725,830,862.78/503,752.60
  6. Step 6: Final answer
    x = 394,490.93

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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.