Home / 563,329.44-844,995.60-142,605.36

Finding the Fourth Proportional to 563,329.44, 844,995.60 and 142,605.36

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Solution

The fourth proportional to 563,329.44, 844,995.60 and 142,605.36 is: 213,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,329.44 : 844,995.60 = 142,605.36 : x
  2. Step 2: Convert to fraction form
    563,329.44/844,995.60 = 142,605.36/x
  3. Step 3: Cross multiply
    563,329.44x = 844,995.60 × 142,605.36
  4. Step 4: Simplify right side
    563,329.44x = 120,500,901,736.42
  5. Step 5: Solve for x
    x = 120,500,901,736.42/563,329.44
  6. Step 6: Final answer
    x = 213,908.40

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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.