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Finding the Fourth Proportional to 350,732.54, 484,010.69 and 189,587.59

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Solution

The fourth proportional to 350,732.54, 484,010.69 and 189,587.59 is: 261,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,732.54 : 484,010.69 = 189,587.59 : x
  2. Step 2: Convert to fraction form
    350,732.54/484,010.69 = 189,587.59/x
  3. Step 3: Cross multiply
    350,732.54x = 484,010.69 × 189,587.59
  4. Step 4: Simplify right side
    350,732.54x = 91,762,420,251.34
  5. Step 5: Solve for x
    x = 91,762,420,251.34/350,732.54
  6. Step 6: Final answer
    x = 261,630.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.