Home / 382,849.80-572,913.90-333,472.20

Finding the Fourth Proportional to 382,849.80, 572,913.90 and 333,472.20

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Solution

The fourth proportional to 382,849.80, 572,913.90 and 333,472.20 is: 499,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,849.80 : 572,913.90 = 333,472.20 : x
  2. Step 2: Convert to fraction form
    382,849.80/572,913.90 = 333,472.20/x
  3. Step 3: Cross multiply
    382,849.80x = 572,913.90 × 333,472.20
  4. Step 4: Simplify right side
    382,849.80x = 191,050,858,643.58
  5. Step 5: Solve for x
    x = 191,050,858,643.58/382,849.80
  6. Step 6: Final answer
    x = 499,023.01

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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.