Home / 888,250.32-1,225,904.04-501,145.20

Finding the Fourth Proportional to 888,250.32, 1,225,904.04 and 501,145.20

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Solution

The fourth proportional to 888,250.32, 1,225,904.04 and 501,145.20 is: 691,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,250.32 : 1,225,904.04 = 501,145.20 : x
  2. Step 2: Convert to fraction form
    888,250.32/1,225,904.04 = 501,145.20/x
  3. Step 3: Cross multiply
    888,250.32x = 1,225,904.04 × 501,145.20
  4. Step 4: Simplify right side
    888,250.32x = 614,355,925,306.61
  5. Step 5: Solve for x
    x = 614,355,925,306.61/888,250.32
  6. Step 6: Final answer
    x = 691,647.29

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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.