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Finding the Fourth Proportional to 459,001.30, 633,409.20 and 255,046.98

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Solution

The fourth proportional to 459,001.30, 633,409.20 and 255,046.98 is: 351,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,001.30 : 633,409.20 = 255,046.98 : x
  2. Step 2: Convert to fraction form
    459,001.30/633,409.20 = 255,046.98/x
  3. Step 3: Cross multiply
    459,001.30x = 633,409.20 × 255,046.98
  4. Step 4: Simplify right side
    459,001.30x = 161,549,103,564.22
  5. Step 5: Solve for x
    x = 161,549,103,564.22/459,001.30
  6. Step 6: Final answer
    x = 351,957.83

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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.