Home / 629,743.47-944,619.45-230,219.88

Finding the Fourth Proportional to 629,743.47, 944,619.45 and 230,219.88

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Solution

The fourth proportional to 629,743.47, 944,619.45 and 230,219.88 is: 345,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,743.47 : 944,619.45 = 230,219.88 : x
  2. Step 2: Convert to fraction form
    629,743.47/944,619.45 = 230,219.88/x
  3. Step 3: Cross multiply
    629,743.47x = 944,619.45 × 230,219.88
  4. Step 4: Simplify right side
    629,743.47x = 217,470,176,424.67
  5. Step 5: Solve for x
    x = 217,470,176,424.67/629,743.47
  6. Step 6: Final answer
    x = 345,331.37

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1.5x scale

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.