Home / 563,178.18-844,770.12-142,454.46

Finding the Fourth Proportional to 563,178.18, 844,770.12 and 142,454.46

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Solution

The fourth proportional to 563,178.18, 844,770.12 and 142,454.46 is: 213,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,178.18 : 844,770.12 = 142,454.46 : x
  2. Step 2: Convert to fraction form
    563,178.18/844,770.12 = 142,454.46/x
  3. Step 3: Cross multiply
    563,178.18x = 844,770.12 × 142,454.46
  4. Step 4: Simplify right side
    563,178.18x = 120,341,271,268.74
  5. Step 5: Solve for x
    x = 120,341,271,268.74/563,178.18
  6. Step 6: Final answer
    x = 213,682.41

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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.