Home / 1,332,004.90-1,998,007.35-433,531.30

Finding the Fourth Proportional to 1,332,004.90, 1,998,007.35 and 433,531.30

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Solution

The fourth proportional to 1,332,004.90, 1,998,007.35 and 433,531.30 is: 650,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,004.90 : 1,998,007.35 = 433,531.30 : x
  2. Step 2: Convert to fraction form
    1,332,004.90/1,998,007.35 = 433,531.30/x
  3. Step 3: Cross multiply
    1,332,004.90x = 1,998,007.35 × 433,531.30
  4. Step 4: Simplify right side
    1,332,004.90x = 866,198,723,855.06
  5. Step 5: Solve for x
    x = 866,198,723,855.06/1,332,004.90
  6. Step 6: Final answer
    x = 650,296.95

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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.