Home / 376,530.20-564,795.30-324,042.20

Finding the Fourth Proportional to 376,530.20, 564,795.30 and 324,042.20

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Solution

The fourth proportional to 376,530.20, 564,795.30 and 324,042.20 is: 486,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,530.20 : 564,795.30 = 324,042.20 : x
  2. Step 2: Convert to fraction form
    376,530.20/564,795.30 = 324,042.20/x
  3. Step 3: Cross multiply
    376,530.20x = 564,795.30 × 324,042.20
  4. Step 4: Simplify right side
    376,530.20x = 183,017,511,561.66
  5. Step 5: Solve for x
    x = 183,017,511,561.66/376,530.20
  6. Step 6: Final answer
    x = 486,063.30

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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.