Home / 679,276.80-1,018,882.80-229,953.60

Finding the Fourth Proportional to 679,276.80, 1,018,882.80 and 229,953.60

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Solution

The fourth proportional to 679,276.80, 1,018,882.80 and 229,953.60 is: 344,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,276.80 : 1,018,882.80 = 229,953.60 : x
  2. Step 2: Convert to fraction form
    679,276.80/1,018,882.80 = 229,953.60/x
  3. Step 3: Cross multiply
    679,276.80x = 1,018,882.80 × 229,953.60
  4. Step 4: Simplify right side
    679,276.80x = 234,295,767,838.08
  5. Step 5: Solve for x
    x = 234,295,767,838.08/679,276.80
  6. Step 6: Final answer
    x = 344,919.43

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Similar ratio
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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.