Home / 376,488.20-564,732.30-324,000.20

Finding the Fourth Proportional to 376,488.20, 564,732.30 and 324,000.20

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Solution

The fourth proportional to 376,488.20, 564,732.30 and 324,000.20 is: 486,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,488.20 : 564,732.30 = 324,000.20 : x
  2. Step 2: Convert to fraction form
    376,488.20/564,732.30 = 324,000.20/x
  3. Step 3: Cross multiply
    376,488.20x = 564,732.30 × 324,000.20
  4. Step 4: Simplify right side
    376,488.20x = 182,973,378,146.46
  5. Step 5: Solve for x
    x = 182,973,378,146.46/376,488.20
  6. Step 6: Final answer
    x = 486,000.30

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1.5x scale

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.