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Finding the Fourth Proportional to 337,337.00, 465,223.50 and 279,885.20

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Solution

The fourth proportional to 337,337.00, 465,223.50 and 279,885.20 is: 385,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,337.00 : 465,223.50 = 279,885.20 : x
  2. Step 2: Convert to fraction form
    337,337.00/465,223.50 = 279,885.20/x
  3. Step 3: Cross multiply
    337,337.00x = 465,223.50 × 279,885.20
  4. Step 4: Simplify right side
    337,337.00x = 130,209,171,324.52
  5. Step 5: Solve for x
    x = 130,209,171,324.52/337,337.00
  6. Step 6: Final answer
    x = 385,991.37

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1.5x scale

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.