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Finding the Fourth Proportional to 623,713, 935,627.84 and 202,875.88

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Solution

The fourth proportional to 623,713, 935,627.84 and 202,875.88 is: 304,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,713 : 935,627.84 = 202,875.88 : x
  2. Step 2: Convert to fraction form
    623,713/935,627.84 = 202,875.88/x
  3. Step 3: Cross multiply
    623,713x = 935,627.84 × 202,875.88
  4. Step 4: Simplify right side
    623,713x = 189,816,321,392.50
  5. Step 5: Solve for x
    x = 189,816,321,392.50/623,713
  6. Step 6: Final answer
    x = 304,332.80

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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.