Home / 385,301.44-577,884.50-119,064.26

Finding the Fourth Proportional to 385,301.44, 577,884.50 and 119,064.26

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Solution

The fourth proportional to 385,301.44, 577,884.50 and 119,064.26 is: 178,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,301.44 : 577,884.50 = 119,064.26 : x
  2. Step 2: Convert to fraction form
    385,301.44/577,884.50 = 119,064.26/x
  3. Step 3: Cross multiply
    385,301.44x = 577,884.50 × 119,064.26
  4. Step 4: Simplify right side
    385,301.44x = 68,805,391,653.85
  5. Step 5: Solve for x
    x = 68,805,391,653.85/385,301.44
  6. Step 6: Final answer
    x = 178,575.48

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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.