Home / 345,962.88-519,014.52-146,282.76

Finding the Fourth Proportional to 345,962.88, 519,014.52 and 146,282.76

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Solution

The fourth proportional to 345,962.88, 519,014.52 and 146,282.76 is: 219,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,962.88 : 519,014.52 = 146,282.76 : x
  2. Step 2: Convert to fraction form
    345,962.88/519,014.52 = 146,282.76/x
  3. Step 3: Cross multiply
    345,962.88x = 519,014.52 × 146,282.76
  4. Step 4: Simplify right side
    345,962.88x = 75,922,876,465.68
  5. Step 5: Solve for x
    x = 75,922,876,465.68/345,962.88
  6. Step 6: Final answer
    x = 219,453.82

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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.