Home / 769,803.27-1,155,752.04-433,080.87

Finding the Fourth Proportional to 769,803.27, 1,155,752.04 and 433,080.87

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Solution

The fourth proportional to 769,803.27, 1,155,752.04 and 433,080.87 is: 650,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,803.27 : 1,155,752.04 = 433,080.87 : x
  2. Step 2: Convert to fraction form
    769,803.27/1,155,752.04 = 433,080.87/x
  3. Step 3: Cross multiply
    769,803.27x = 1,155,752.04 × 433,080.87
  4. Step 4: Simplify right side
    769,803.27x = 500,534,098,987.48
  5. Step 5: Solve for x
    x = 500,534,098,987.48/769,803.27
  6. Step 6: Final answer
    x = 650,210.41

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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.