Home / 384,924.20-577,349.17-118,613.21

Finding the Fourth Proportional to 384,924.20, 577,349.17 and 118,613.21

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Solution

The fourth proportional to 384,924.20, 577,349.17 and 118,613.21 is: 177,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,924.20 : 577,349.17 = 118,613.21 : x
  2. Step 2: Convert to fraction form
    384,924.20/577,349.17 = 118,613.21/x
  3. Step 3: Cross multiply
    384,924.20x = 577,349.17 × 118,613.21
  4. Step 4: Simplify right side
    384,924.20x = 68,481,235,161.26
  5. Step 5: Solve for x
    x = 68,481,235,161.26/384,924.20
  6. Step 6: Final answer
    x = 177,908.37

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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.