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Finding the Fourth Proportional to 337,686.60, 506,529.90 and 305,027.40

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Solution

The fourth proportional to 337,686.60, 506,529.90 and 305,027.40 is: 457,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,686.60 : 506,529.90 = 305,027.40 : x
  2. Step 2: Convert to fraction form
    337,686.60/506,529.90 = 305,027.40/x
  3. Step 3: Cross multiply
    337,686.60x = 506,529.90 × 305,027.40
  4. Step 4: Simplify right side
    337,686.60x = 154,505,498,419.26
  5. Step 5: Solve for x
    x = 154,505,498,419.26/337,686.60
  6. Step 6: Final answer
    x = 457,541.10

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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.