Home / 747,475.88-1,121,377.31-242,087.93

Finding the Fourth Proportional to 747,475.88, 1,121,377.31 and 242,087.93

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Solution

The fourth proportional to 747,475.88, 1,121,377.31 and 242,087.93 is: 363,184.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,475.88 : 1,121,377.31 = 242,087.93 : x
  2. Step 2: Convert to fraction form
    747,475.88/1,121,377.31 = 242,087.93/x
  3. Step 3: Cross multiply
    747,475.88x = 1,121,377.31 × 242,087.93
  4. Step 4: Simplify right side
    747,475.88x = 271,471,911,726.87
  5. Step 5: Solve for x
    x = 271,471,911,726.87/747,475.88
  6. Step 6: Final answer
    x = 363,184.85

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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.