Home / 834,422.60-1,151,496.78-452,448.20

Finding the Fourth Proportional to 834,422.60, 1,151,496.78 and 452,448.20

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Solution

The fourth proportional to 834,422.60, 1,151,496.78 and 452,448.20 is: 624,375.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,422.60 : 1,151,496.78 = 452,448.20 : x
  2. Step 2: Convert to fraction form
    834,422.60/1,151,496.78 = 452,448.20/x
  3. Step 3: Cross multiply
    834,422.60x = 1,151,496.78 × 452,448.20
  4. Step 4: Simplify right side
    834,422.60x = 520,992,645,416.80
  5. Step 5: Solve for x
    x = 520,992,645,416.80/834,422.60
  6. Step 6: Final answer
    x = 624,375.04

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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.