Home / 382,835.80-574,280.13-130,013.13

Finding the Fourth Proportional to 382,835.80, 574,280.13 and 130,013.13

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Solution

The fourth proportional to 382,835.80, 574,280.13 and 130,013.13 is: 195,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,835.80 : 574,280.13 = 130,013.13 : x
  2. Step 2: Convert to fraction form
    382,835.80/574,280.13 = 130,013.13/x
  3. Step 3: Cross multiply
    382,835.80x = 574,280.13 × 130,013.13
  4. Step 4: Simplify right side
    382,835.80x = 74,663,959,107.88
  5. Step 5: Solve for x
    x = 74,663,959,107.88/382,835.80
  6. Step 6: Final answer
    x = 195,028.68

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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.