Home / 735,657.80-1,103,486.70-656,342.60

Finding the Fourth Proportional to 735,657.80, 1,103,486.70 and 656,342.60

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Solution

The fourth proportional to 735,657.80, 1,103,486.70 and 656,342.60 is: 984,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,657.80 : 1,103,486.70 = 656,342.60 : x
  2. Step 2: Convert to fraction form
    735,657.80/1,103,486.70 = 656,342.60/x
  3. Step 3: Cross multiply
    735,657.80x = 1,103,486.70 × 656,342.60
  4. Step 4: Simplify right side
    735,657.80x = 724,265,329,743.42
  5. Step 5: Solve for x
    x = 724,265,329,743.42/735,657.80
  6. Step 6: Final answer
    x = 984,513.90

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Double scale
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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.