Home / 384,756.14-577,196.28-118,516.57

Finding the Fourth Proportional to 384,756.14, 577,196.28 and 118,516.57

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Solution

The fourth proportional to 384,756.14, 577,196.28 and 118,516.57 is: 177,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,756.14 : 577,196.28 = 118,516.57 : x
  2. Step 2: Convert to fraction form
    384,756.14/577,196.28 = 118,516.57/x
  3. Step 3: Cross multiply
    384,756.14x = 577,196.28 × 118,516.57
  4. Step 4: Simplify right side
    384,756.14x = 68,407,321,879.37
  5. Step 5: Solve for x
    x = 68,407,321,879.37/384,756.14
  6. Step 6: Final answer
    x = 177,793.97

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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.