Home / 767,246.40-1,150,869.60-488,001.60

Finding the Fourth Proportional to 767,246.40, 1,150,869.60 and 488,001.60

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Solution

The fourth proportional to 767,246.40, 1,150,869.60 and 488,001.60 is: 732,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,246.40 : 1,150,869.60 = 488,001.60 : x
  2. Step 2: Convert to fraction form
    767,246.40/1,150,869.60 = 488,001.60/x
  3. Step 3: Cross multiply
    767,246.40x = 1,150,869.60 × 488,001.60
  4. Step 4: Simplify right side
    767,246.40x = 561,626,206,191.36
  5. Step 5: Solve for x
    x = 561,626,206,191.36/767,246.40
  6. Step 6: Final answer
    x = 732,002.40

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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.