Home / 658,232.73-908,379.09-371,795.40

Finding the Fourth Proportional to 658,232.73, 908,379.09 and 371,795.40

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Solution

The fourth proportional to 658,232.73, 908,379.09 and 371,795.40 is: 513,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,232.73 : 908,379.09 = 371,795.40 : x
  2. Step 2: Convert to fraction form
    658,232.73/908,379.09 = 371,795.40/x
  3. Step 3: Cross multiply
    658,232.73x = 908,379.09 × 371,795.40
  4. Step 4: Simplify right side
    658,232.73x = 337,731,167,118.19
  5. Step 5: Solve for x
    x = 337,731,167,118.19/658,232.73
  6. Step 6: Final answer
    x = 513,087.78

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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.