Home / 766,061.04-1,146,292.20-450,666.48

Finding the Fourth Proportional to 766,061.04, 1,146,292.20 and 450,666.48

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Solution

The fourth proportional to 766,061.04, 1,146,292.20 and 450,666.48 is: 674,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,061.04 : 1,146,292.20 = 450,666.48 : x
  2. Step 2: Convert to fraction form
    766,061.04/1,146,292.20 = 450,666.48/x
  3. Step 3: Cross multiply
    766,061.04x = 1,146,292.20 × 450,666.48
  4. Step 4: Simplify right side
    766,061.04x = 516,595,470,825.46
  5. Step 5: Solve for x
    x = 516,595,470,825.46/766,061.04
  6. Step 6: Final answer
    x = 674,352.88

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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.