Home / 762,500.60-1,143,759.12-230,026.25

Finding the Fourth Proportional to 762,500.60, 1,143,759.12 and 230,026.25

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Solution

The fourth proportional to 762,500.60, 1,143,759.12 and 230,026.25 is: 345,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,500.60 : 1,143,759.12 = 230,026.25 : x
  2. Step 2: Convert to fraction form
    762,500.60/1,143,759.12 = 230,026.25/x
  3. Step 3: Cross multiply
    762,500.60x = 1,143,759.12 × 230,026.25
  4. Step 4: Simplify right side
    762,500.60x = 263,094,621,276.90
  5. Step 5: Solve for x
    x = 263,094,621,276.90/762,500.60
  6. Step 6: Final answer
    x = 345,041.85

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Double scale
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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.