Home / 331,385.04-457,311.33-180,482.04

Finding the Fourth Proportional to 331,385.04, 457,311.33 and 180,482.04

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Solution

The fourth proportional to 331,385.04, 457,311.33 and 180,482.04 is: 249,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,385.04 : 457,311.33 = 180,482.04 : x
  2. Step 2: Convert to fraction form
    331,385.04/457,311.33 = 180,482.04/x
  3. Step 3: Cross multiply
    331,385.04x = 457,311.33 × 180,482.04
  4. Step 4: Simplify right side
    331,385.04x = 82,536,481,753.51
  5. Step 5: Solve for x
    x = 82,536,481,753.51/331,385.04
  6. Step 6: Final answer
    x = 249,065.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.