Home / 487,868.52-731,895.12-150,895.56

Finding the Fourth Proportional to 487,868.52, 731,895.12 and 150,895.56

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Solution

The fourth proportional to 487,868.52, 731,895.12 and 150,895.56 is: 226,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,868.52 : 731,895.12 = 150,895.56 : x
  2. Step 2: Convert to fraction form
    487,868.52/731,895.12 = 150,895.56/x
  3. Step 3: Cross multiply
    487,868.52x = 731,895.12 × 150,895.56
  4. Step 4: Simplify right side
    487,868.52x = 110,439,723,993.67
  5. Step 5: Solve for x
    x = 110,439,723,993.67/487,868.52
  6. Step 6: Final answer
    x = 226,371.90

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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.