Home / 901,618.08-1,244,232.92-493,744.86

Finding the Fourth Proportional to 901,618.08, 1,244,232.92 and 493,744.86

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Solution

The fourth proportional to 901,618.08, 1,244,232.92 and 493,744.86 is: 681,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,618.08 : 1,244,232.92 = 493,744.86 : x
  2. Step 2: Convert to fraction form
    901,618.08/1,244,232.92 = 493,744.86/x
  3. Step 3: Cross multiply
    901,618.08x = 1,244,232.92 × 493,744.86
  4. Step 4: Simplify right side
    901,618.08x = 614,333,608,892.79
  5. Step 5: Solve for x
    x = 614,333,608,892.79/901,618.08
  6. Step 6: Final answer
    x = 681,367.89

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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.