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Finding the Fourth Proportional to 367,261, 551,124.54 and 156,900.52

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Solution

The fourth proportional to 367,261, 551,124.54 and 156,900.52 is: 235,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,261 : 551,124.54 = 156,900.52 : x
  2. Step 2: Convert to fraction form
    367,261/551,124.54 = 156,900.52/x
  3. Step 3: Cross multiply
    367,261x = 551,124.54 × 156,900.52
  4. Step 4: Simplify right side
    367,261x = 86,471,726,910.76
  5. Step 5: Solve for x
    x = 86,471,726,910.76/367,261
  6. Step 6: Final answer
    x = 235,450.34

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1.5x scale

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.