Home / 775,262.28-1,069,837.02-431,096.52

Finding the Fourth Proportional to 775,262.28, 1,069,837.02 and 431,096.52

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Solution

The fourth proportional to 775,262.28, 1,069,837.02 and 431,096.52 is: 594,899.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,262.28 : 1,069,837.02 = 431,096.52 : x
  2. Step 2: Convert to fraction form
    775,262.28/1,069,837.02 = 431,096.52/x
  3. Step 3: Cross multiply
    775,262.28x = 1,069,837.02 × 431,096.52
  4. Step 4: Simplify right side
    775,262.28x = 461,203,016,289.17
  5. Step 5: Solve for x
    x = 461,203,016,289.17/775,262.28
  6. Step 6: Final answer
    x = 594,899.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.