Home / 382,929.12-574,601.04-368,966.88

Finding the Fourth Proportional to 382,929.12, 574,601.04 and 368,966.88

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Solution

The fourth proportional to 382,929.12, 574,601.04 and 368,966.88 is: 553,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,929.12 : 574,601.04 = 368,966.88 : x
  2. Step 2: Convert to fraction form
    382,929.12/574,601.04 = 368,966.88/x
  3. Step 3: Cross multiply
    382,929.12x = 574,601.04 × 368,966.88
  4. Step 4: Simplify right side
    382,929.12x = 212,008,752,973.56
  5. Step 5: Solve for x
    x = 212,008,752,973.56/382,929.12
  6. Step 6: Final answer
    x = 553,650.12

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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.