Home / 901,772.87-1,244,446.54-493,875.66

Finding the Fourth Proportional to 901,772.87, 1,244,446.54 and 493,875.66

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Solution

The fourth proportional to 901,772.87, 1,244,446.54 and 493,875.66 is: 681,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,772.87 : 1,244,446.54 = 493,875.66 : x
  2. Step 2: Convert to fraction form
    901,772.87/1,244,446.54 = 493,875.66/x
  3. Step 3: Cross multiply
    901,772.87x = 1,244,446.54 × 493,875.66
  4. Step 4: Simplify right side
    901,772.87x = 614,601,859,709.20
  5. Step 5: Solve for x
    x = 614,601,859,709.20/901,772.87
  6. Step 6: Final answer
    x = 681,548.41

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Double scale
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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.