Home / 961,122.76-1,442,277.06-488,147.56

Finding the Fourth Proportional to 961,122.76, 1,442,277.06 and 488,147.56

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Solution

The fourth proportional to 961,122.76, 1,442,277.06 and 488,147.56 is: 732,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,122.76 : 1,442,277.06 = 488,147.56 : x
  2. Step 2: Convert to fraction form
    961,122.76/1,442,277.06 = 488,147.56/x
  3. Step 3: Cross multiply
    961,122.76x = 1,442,277.06 × 488,147.56
  4. Step 4: Simplify right side
    961,122.76x = 704,044,027,682.97
  5. Step 5: Solve for x
    x = 704,044,027,682.97/961,122.76
  6. Step 6: Final answer
    x = 732,522.48

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1.5x scale

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.