Home / 650,331.20-974,719.20-334,625.60

Finding the Fourth Proportional to 650,331.20, 974,719.20 and 334,625.60

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Solution

The fourth proportional to 650,331.20, 974,719.20 and 334,625.60 is: 501,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,331.20 : 974,719.20 = 334,625.60 : x
  2. Step 2: Convert to fraction form
    650,331.20/974,719.20 = 334,625.60/x
  3. Step 3: Cross multiply
    650,331.20x = 974,719.20 × 334,625.60
  4. Step 4: Simplify right side
    650,331.20x = 326,165,997,131.52
  5. Step 5: Solve for x
    x = 326,165,997,131.52/650,331.20
  6. Step 6: Final answer
    x = 501,538.29

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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.