Home / 762,535.68-1,143,811.20-230,061.12

Finding the Fourth Proportional to 762,535.68, 1,143,811.20 and 230,061.12

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Solution

The fourth proportional to 762,535.68, 1,143,811.20 and 230,061.12 is: 345,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,535.68 : 1,143,811.20 = 230,061.12 : x
  2. Step 2: Convert to fraction form
    762,535.68/1,143,811.20 = 230,061.12/x
  3. Step 3: Cross multiply
    762,535.68x = 1,143,811.20 × 230,061.12
  4. Step 4: Simplify right side
    762,535.68x = 263,146,485,740.54
  5. Step 5: Solve for x
    x = 263,146,485,740.54/762,535.68
  6. Step 6: Final answer
    x = 345,094.00

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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.