Home / 384,933.54-577,363.16-118,622.55

Finding the Fourth Proportional to 384,933.54, 577,363.16 and 118,622.55

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Solution

The fourth proportional to 384,933.54, 577,363.16 and 118,622.55 is: 177,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,933.54 : 577,363.16 = 118,622.55 : x
  2. Step 2: Convert to fraction form
    384,933.54/577,363.16 = 118,622.55/x
  3. Step 3: Cross multiply
    384,933.54x = 577,363.16 × 118,622.55
  4. Step 4: Simplify right side
    384,933.54x = 68,488,289,722.15
  5. Step 5: Solve for x
    x = 68,488,289,722.15/384,933.54
  6. Step 6: Final answer
    x = 177,922.38

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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.