Home / 1,065,280.60-1,597,920.90-355,331.80

Finding the Fourth Proportional to 1,065,280.60, 1,597,920.90 and 355,331.80

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Solution

The fourth proportional to 1,065,280.60, 1,597,920.90 and 355,331.80 is: 532,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,280.60 : 1,597,920.90 = 355,331.80 : x
  2. Step 2: Convert to fraction form
    1,065,280.60/1,597,920.90 = 355,331.80/x
  3. Step 3: Cross multiply
    1,065,280.60x = 1,597,920.90 × 355,331.80
  4. Step 4: Simplify right side
    1,065,280.60x = 567,792,109,654.62
  5. Step 5: Solve for x
    x = 567,792,109,654.62/1,065,280.60
  6. Step 6: Final answer
    x = 532,997.70

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Similar ratio
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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.