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Finding the Fourth Proportional to 471,902.13, 707,262.06 and 371,666.43

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Solution

The fourth proportional to 471,902.13, 707,262.06 and 371,666.43 is: 557,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,902.13 : 707,262.06 = 371,666.43 : x
  2. Step 2: Convert to fraction form
    471,902.13/707,262.06 = 371,666.43/x
  3. Step 3: Cross multiply
    471,902.13x = 707,262.06 × 371,666.43
  4. Step 4: Simplify right side
    471,902.13x = 262,865,564,914.65
  5. Step 5: Solve for x
    x = 262,865,564,914.65/471,902.13
  6. Step 6: Final answer
    x = 557,034.07

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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.