Home / 768,886.97-1,061,059.77-424,746.52

Finding the Fourth Proportional to 768,886.97, 1,061,059.77 and 424,746.52

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Solution

The fourth proportional to 768,886.97, 1,061,059.77 and 424,746.52 is: 586,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,886.97 : 1,061,059.77 = 424,746.52 : x
  2. Step 2: Convert to fraction form
    768,886.97/1,061,059.77 = 424,746.52/x
  3. Step 3: Cross multiply
    768,886.97x = 1,061,059.77 × 424,746.52
  4. Step 4: Simplify right side
    768,886.97x = 450,681,442,166.85
  5. Step 5: Solve for x
    x = 450,681,442,166.85/768,886.97
  6. Step 6: Final answer
    x = 586,147.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.