Home / 787,560.07-1,181,585.25-282,125.38

Finding the Fourth Proportional to 787,560.07, 1,181,585.25 and 282,125.38

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Solution

The fourth proportional to 787,560.07, 1,181,585.25 and 282,125.38 is: 423,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,560.07 : 1,181,585.25 = 282,125.38 : x
  2. Step 2: Convert to fraction form
    787,560.07/1,181,585.25 = 282,125.38/x
  3. Step 3: Cross multiply
    787,560.07x = 1,181,585.25 × 282,125.38
  4. Step 4: Simplify right side
    787,560.07x = 333,355,187,658.65
  5. Step 5: Solve for x
    x = 333,355,187,658.65/787,560.07
  6. Step 6: Final answer
    x = 423,275.89

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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.