Home / 1,397,258.20-2,095,887.30-450,724.60

Finding the Fourth Proportional to 1,397,258.20, 2,095,887.30 and 450,724.60

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Solution

The fourth proportional to 1,397,258.20, 2,095,887.30 and 450,724.60 is: 676,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,258.20 : 2,095,887.30 = 450,724.60 : x
  2. Step 2: Convert to fraction form
    1,397,258.20/2,095,887.30 = 450,724.60/x
  3. Step 3: Cross multiply
    1,397,258.20x = 2,095,887.30 × 450,724.60
  4. Step 4: Simplify right side
    1,397,258.20x = 944,667,964,937.58
  5. Step 5: Solve for x
    x = 944,667,964,937.58/1,397,258.20
  6. Step 6: Final answer
    x = 676,086.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.