Home / 1,152,825.30-1,729,301.02-478,974.74

Finding the Fourth Proportional to 1,152,825.30, 1,729,301.02 and 478,974.74

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Solution

The fourth proportional to 1,152,825.30, 1,729,301.02 and 478,974.74 is: 718,488.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,825.30 : 1,729,301.02 = 478,974.74 : x
  2. Step 2: Convert to fraction form
    1,152,825.30/1,729,301.02 = 478,974.74/x
  3. Step 3: Cross multiply
    1,152,825.30x = 1,729,301.02 × 478,974.74
  4. Step 4: Simplify right side
    1,152,825.30x = 828,291,496,592.29
  5. Step 5: Solve for x
    x = 828,291,496,592.29/1,152,825.30
  6. Step 6: Final answer
    x = 718,488.31

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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.