Home / 1,000,257.26-1,498,499.60-494,229.20

Finding the Fourth Proportional to 1,000,257.26, 1,498,499.60 and 494,229.20

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Solution

The fourth proportional to 1,000,257.26, 1,498,499.60 and 494,229.20 is: 740,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,257.26 : 1,498,499.60 = 494,229.20 : x
  2. Step 2: Convert to fraction form
    1,000,257.26/1,498,499.60 = 494,229.20/x
  3. Step 3: Cross multiply
    1,000,257.26x = 1,498,499.60 × 494,229.20
  4. Step 4: Simplify right side
    1,000,257.26x = 740,602,248,544.68
  5. Step 5: Solve for x
    x = 740,602,248,544.68/1,000,257.26
  6. Step 6: Final answer
    x = 740,411.77

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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.