Home / 922,789.95-1,384,625.97-502,065.42

Finding the Fourth Proportional to 922,789.95, 1,384,625.97 and 502,065.42

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Solution

The fourth proportional to 922,789.95, 1,384,625.97 and 502,065.42 is: 753,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,789.95 : 1,384,625.97 = 502,065.42 : x
  2. Step 2: Convert to fraction form
    922,789.95/1,384,625.97 = 502,065.42/x
  3. Step 3: Cross multiply
    922,789.95x = 1,384,625.97 × 502,065.42
  4. Step 4: Simplify right side
    922,789.95x = 695,172,819,170.96
  5. Step 5: Solve for x
    x = 695,172,819,170.96/922,789.95
  6. Step 6: Final answer
    x = 753,338.09

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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.