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Finding the Fourth Proportional to 637,450.83, 955,871.28 and 371,287.26

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Solution

The fourth proportional to 637,450.83, 955,871.28 and 371,287.26 is: 556,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,450.83 : 955,871.28 = 371,287.26 : x
  2. Step 2: Convert to fraction form
    637,450.83/955,871.28 = 371,287.26/x
  3. Step 3: Cross multiply
    637,450.83x = 955,871.28 × 371,287.26
  4. Step 4: Simplify right side
    637,450.83x = 354,902,828,463.89
  5. Step 5: Solve for x
    x = 354,902,828,463.89/637,450.83
  6. Step 6: Final answer
    x = 556,753.26

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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.