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Finding the Fourth Proportional to 609,652.40, 841,311.20 and 337,719.48

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Solution

The fourth proportional to 609,652.40, 841,311.20 and 337,719.48 is: 466,047.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,652.40 : 841,311.20 = 337,719.48 : x
  2. Step 2: Convert to fraction form
    609,652.40/841,311.20 = 337,719.48/x
  3. Step 3: Cross multiply
    609,652.40x = 841,311.20 × 337,719.48
  4. Step 4: Simplify right side
    609,652.40x = 284,127,180,982.18
  5. Step 5: Solve for x
    x = 284,127,180,982.18/609,652.40
  6. Step 6: Final answer
    x = 466,047.83

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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.