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Finding the Fourth Proportional to 476,472.04, 714,556.49 and 156,550.16

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Solution

The fourth proportional to 476,472.04, 714,556.49 and 156,550.16 is: 234,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,472.04 : 714,556.49 = 156,550.16 : x
  2. Step 2: Convert to fraction form
    476,472.04/714,556.49 = 156,550.16/x
  3. Step 3: Cross multiply
    476,472.04x = 714,556.49 × 156,550.16
  4. Step 4: Simplify right side
    476,472.04x = 111,863,932,838.54
  5. Step 5: Solve for x
    x = 111,863,932,838.54/476,472.04
  6. Step 6: Final answer
    x = 234,775.44

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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.