Home / 901,636.30-1,244,260.19-493,764.85

Finding the Fourth Proportional to 901,636.30, 1,244,260.19 and 493,764.85

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Solution

The fourth proportional to 901,636.30, 1,244,260.19 and 493,764.85 is: 681,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,636.30 : 1,244,260.19 = 493,764.85 : x
  2. Step 2: Convert to fraction form
    901,636.30/1,244,260.19 = 493,764.85/x
  3. Step 3: Cross multiply
    901,636.30x = 1,244,260.19 × 493,764.85
  4. Step 4: Simplify right side
    901,636.30x = 614,371,937,386.20
  5. Step 5: Solve for x
    x = 614,371,937,386.20/901,636.30
  6. Step 6: Final answer
    x = 681,396.63

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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.