Home / 658,360.72-908,611.76-371,899.26

Finding the Fourth Proportional to 658,360.72, 908,611.76 and 371,899.26

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Solution

The fourth proportional to 658,360.72, 908,611.76 and 371,899.26 is: 513,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,360.72 : 908,611.76 = 371,899.26 : x
  2. Step 2: Convert to fraction form
    658,360.72/908,611.76 = 371,899.26/x
  3. Step 3: Cross multiply
    658,360.72x = 908,611.76 × 371,899.26
  4. Step 4: Simplify right side
    658,360.72x = 337,912,041,171.30
  5. Step 5: Solve for x
    x = 337,912,041,171.30/658,360.72
  6. Step 6: Final answer
    x = 513,262.76

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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.