Home / 563,178.92-844,771.23-142,455.20

Finding the Fourth Proportional to 563,178.92, 844,771.23 and 142,455.20

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Solution

The fourth proportional to 563,178.92, 844,771.23 and 142,455.20 is: 213,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,178.92 : 844,771.23 = 142,455.20 : x
  2. Step 2: Convert to fraction form
    563,178.92/844,771.23 = 142,455.20/x
  3. Step 3: Cross multiply
    563,178.92x = 844,771.23 × 142,455.20
  4. Step 4: Simplify right side
    563,178.92x = 120,342,050,300.04
  5. Step 5: Solve for x
    x = 120,342,050,300.04/563,178.92
  6. Step 6: Final answer
    x = 213,683.52

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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.