Home / 563,179.18-844,771.62-142,455.46

Finding the Fourth Proportional to 563,179.18, 844,771.62 and 142,455.46

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Solution

The fourth proportional to 563,179.18, 844,771.62 and 142,455.46 is: 213,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,179.18 : 844,771.62 = 142,455.46 : x
  2. Step 2: Convert to fraction form
    563,179.18/844,771.62 = 142,455.46/x
  3. Step 3: Cross multiply
    563,179.18x = 844,771.62 × 142,455.46
  4. Step 4: Simplify right side
    563,179.18x = 120,342,329,722.05
  5. Step 5: Solve for x
    x = 120,342,329,722.05/563,179.18
  6. Step 6: Final answer
    x = 213,683.91

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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.