Home / 749,471.63-1,034,287.25-409,939.88

Finding the Fourth Proportional to 749,471.63, 1,034,287.25 and 409,939.88

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Solution

The fourth proportional to 749,471.63, 1,034,287.25 and 409,939.88 is: 565,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,471.63 : 1,034,287.25 = 409,939.88 : x
  2. Step 2: Convert to fraction form
    749,471.63/1,034,287.25 = 409,939.88/x
  3. Step 3: Cross multiply
    749,471.63x = 1,034,287.25 × 409,939.88
  4. Step 4: Simplify right side
    749,471.63x = 423,995,583,929.39
  5. Step 5: Solve for x
    x = 423,995,583,929.39/749,471.63
  6. Step 6: Final answer
    x = 565,726.00

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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.