Home / 837,282.47-1,155,414.91-474,730.85

Finding the Fourth Proportional to 837,282.47, 1,155,414.91 and 474,730.85

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Solution

The fourth proportional to 837,282.47, 1,155,414.91 and 474,730.85 is: 655,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,282.47 : 1,155,414.91 = 474,730.85 : x
  2. Step 2: Convert to fraction form
    837,282.47/1,155,414.91 = 474,730.85/x
  3. Step 3: Cross multiply
    837,282.47x = 1,155,414.91 × 474,730.85
  4. Step 4: Simplify right side
    837,282.47x = 548,511,099,953.32
  5. Step 5: Solve for x
    x = 548,511,099,953.32/837,282.47
  6. Step 6: Final answer
    x = 655,108.79

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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.