Home / 672,119.33-1,006,519.03-500,930.55

Finding the Fourth Proportional to 672,119.33, 1,006,519.03 and 500,930.55

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Solution

The fourth proportional to 672,119.33, 1,006,519.03 and 500,930.55 is: 750,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,119.33 : 1,006,519.03 = 500,930.55 : x
  2. Step 2: Convert to fraction form
    672,119.33/1,006,519.03 = 500,930.55/x
  3. Step 3: Cross multiply
    672,119.33x = 1,006,519.03 × 500,930.55
  4. Step 4: Simplify right side
    672,119.33x = 504,196,131,283.37
  5. Step 5: Solve for x
    x = 504,196,131,283.37/672,119.33
  6. Step 6: Final answer
    x = 750,158.65

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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.