Home / 861,337.35-1,292,059.33-262,342.65

Finding the Fourth Proportional to 861,337.35, 1,292,059.33 and 262,342.65

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Solution

The fourth proportional to 861,337.35, 1,292,059.33 and 262,342.65 is: 393,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,337.35 : 1,292,059.33 = 262,342.65 : x
  2. Step 2: Convert to fraction form
    861,337.35/1,292,059.33 = 262,342.65/x
  3. Step 3: Cross multiply
    861,337.35x = 1,292,059.33 × 262,342.65
  4. Step 4: Simplify right side
    861,337.35x = 338,962,267,277.71
  5. Step 5: Solve for x
    x = 338,962,267,277.71/861,337.35
  6. Step 6: Final answer
    x = 393,530.21

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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.