Home / 447,726.04-671,427.78-148,151.32

Finding the Fourth Proportional to 447,726.04, 671,427.78 and 148,151.32

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Solution

The fourth proportional to 447,726.04, 671,427.78 and 148,151.32 is: 222,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,726.04 : 671,427.78 = 148,151.32 : x
  2. Step 2: Convert to fraction form
    447,726.04/671,427.78 = 148,151.32/x
  3. Step 3: Cross multiply
    447,726.04x = 671,427.78 × 148,151.32
  4. Step 4: Simplify right side
    447,726.04x = 99,472,911,891.67
  5. Step 5: Solve for x
    x = 99,472,911,891.67/447,726.04
  6. Step 6: Final answer
    x = 222,173.61

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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.