Home / 424,778.04-637,086.06-125,272.44

Finding the Fourth Proportional to 424,778.04, 637,086.06 and 125,272.44

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Solution

The fourth proportional to 424,778.04, 637,086.06 and 125,272.44 is: 187,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,778.04 : 637,086.06 = 125,272.44 : x
  2. Step 2: Convert to fraction form
    424,778.04/637,086.06 = 125,272.44/x
  3. Step 3: Cross multiply
    424,778.04x = 637,086.06 × 125,272.44
  4. Step 4: Simplify right side
    424,778.04x = 79,809,325,226.19
  5. Step 5: Solve for x
    x = 79,809,325,226.19/424,778.04
  6. Step 6: Final answer
    x = 187,884.77

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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.