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Finding the Fourth Proportional to 888,200.85, 1,246,280.55 and 888,200.85

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Solution

The fourth proportional to 888,200.85, 1,246,280.55 and 888,200.85 is: 1,246,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,200.85 : 1,246,280.55 = 888,200.85 : x
  2. Step 2: Convert to fraction form
    888,200.85/1,246,280.55 = 888,200.85/x
  3. Step 3: Cross multiply
    888,200.85x = 1,246,280.55 × 888,200.85
  4. Step 4: Simplify right side
    888,200.85x = 1,106,947,443,848.47
  5. Step 5: Solve for x
    x = 1,106,947,443,848.47/888,200.85
  6. Step 6: Final answer
    x = 1,246,280.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.