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Finding the Fourth Proportional to 370,146.74, 555,336.75 and 159,883.70

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Solution

The fourth proportional to 370,146.74, 555,336.75 and 159,883.70 is: 239,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,146.74 : 555,336.75 = 159,883.70 : x
  2. Step 2: Convert to fraction form
    370,146.74/555,336.75 = 159,883.70/x
  3. Step 3: Cross multiply
    370,146.74x = 555,336.75 × 159,883.70
  4. Step 4: Simplify right side
    370,146.74x = 88,789,294,335.98
  5. Step 5: Solve for x
    x = 88,789,294,335.98/370,146.74
  6. Step 6: Final answer
    x = 239,875.93

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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.