Home / 309,479.03-464,121.50-119,926.27

Finding the Fourth Proportional to 309,479.03, 464,121.50 and 119,926.27

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Solution

The fourth proportional to 309,479.03, 464,121.50 and 119,926.27 is: 179,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,479.03 : 464,121.50 = 119,926.27 : x
  2. Step 2: Convert to fraction form
    309,479.03/464,121.50 = 119,926.27/x
  3. Step 3: Cross multiply
    309,479.03x = 464,121.50 × 119,926.27
  4. Step 4: Simplify right side
    309,479.03x = 55,660,360,302.33
  5. Step 5: Solve for x
    x = 55,660,360,302.33/309,479.03
  6. Step 6: Final answer
    x = 179,851.80

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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.