Home / 486,024.52-729,041.10-149,066.75

Finding the Fourth Proportional to 486,024.52, 729,041.10 and 149,066.75

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Solution

The fourth proportional to 486,024.52, 729,041.10 and 149,066.75 is: 223,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,024.52 : 729,041.10 = 149,066.75 : x
  2. Step 2: Convert to fraction form
    486,024.52/729,041.10 = 149,066.75/x
  3. Step 3: Cross multiply
    486,024.52x = 729,041.10 × 149,066.75
  4. Step 4: Simplify right side
    486,024.52x = 108,675,787,393.43
  5. Step 5: Solve for x
    x = 108,675,787,393.43/486,024.52
  6. Step 6: Final answer
    x = 223,601.45

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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.