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Finding the Fourth Proportional to 477,497.67, 658,939.75 and 262,624.92

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Solution

The fourth proportional to 477,497.67, 658,939.75 and 262,624.92 is: 362,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,497.67 : 658,939.75 = 262,624.92 : x
  2. Step 2: Convert to fraction form
    477,497.67/658,939.75 = 262,624.92/x
  3. Step 3: Cross multiply
    477,497.67x = 658,939.75 × 262,624.92
  4. Step 4: Simplify right side
    477,497.67x = 173,053,999,128.57
  5. Step 5: Solve for x
    x = 173,053,999,128.57/477,497.67
  6. Step 6: Final answer
    x = 362,418.52

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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.