Home / 901,805.20-1,244,491.59-493,932.74

Finding the Fourth Proportional to 901,805.20, 1,244,491.59 and 493,932.74

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Solution

The fourth proportional to 901,805.20, 1,244,491.59 and 493,932.74 is: 681,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,805.20 : 1,244,491.59 = 493,932.74 : x
  2. Step 2: Convert to fraction form
    901,805.20/1,244,491.59 = 493,932.74/x
  3. Step 3: Cross multiply
    901,805.20x = 1,244,491.59 × 493,932.74
  4. Step 4: Simplify right side
    901,805.20x = 614,695,136,585.45
  5. Step 5: Solve for x
    x = 614,695,136,585.45/901,805.20
  6. Step 6: Final answer
    x = 681,627.40

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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.