Home / 931,570.10-1,397,355.15-332,550.80

Finding the Fourth Proportional to 931,570.10, 1,397,355.15 and 332,550.80

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Solution

The fourth proportional to 931,570.10, 1,397,355.15 and 332,550.80 is: 498,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,570.10 : 1,397,355.15 = 332,550.80 : x
  2. Step 2: Convert to fraction form
    931,570.10/1,397,355.15 = 332,550.80/x
  3. Step 3: Cross multiply
    931,570.10x = 1,397,355.15 × 332,550.80
  4. Step 4: Simplify right side
    931,570.10x = 464,691,573,016.62
  5. Step 5: Solve for x
    x = 464,691,573,016.62/931,570.10
  6. Step 6: Final answer
    x = 498,826.20

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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.