Home / 767,349.60-1,151,024.40-608,719.20

Finding the Fourth Proportional to 767,349.60, 1,151,024.40 and 608,719.20

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Solution

The fourth proportional to 767,349.60, 1,151,024.40 and 608,719.20 is: 913,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,349.60 : 1,151,024.40 = 608,719.20 : x
  2. Step 2: Convert to fraction form
    767,349.60/1,151,024.40 = 608,719.20/x
  3. Step 3: Cross multiply
    767,349.60x = 1,151,024.40 × 608,719.20
  4. Step 4: Simplify right side
    767,349.60x = 700,650,651,948.48
  5. Step 5: Solve for x
    x = 700,650,651,948.48/767,349.60
  6. Step 6: Final answer
    x = 913,078.80

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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.