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Finding the Fourth Proportional to 370,706.28, 555,726.51 and 181,059.36

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Solution

The fourth proportional to 370,706.28, 555,726.51 and 181,059.36 is: 271,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,706.28 : 555,726.51 = 181,059.36 : x
  2. Step 2: Convert to fraction form
    370,706.28/555,726.51 = 181,059.36/x
  3. Step 3: Cross multiply
    370,706.28x = 555,726.51 × 181,059.36
  4. Step 4: Simplify right side
    370,706.28x = 100,619,486,235.63
  5. Step 5: Solve for x
    x = 100,619,486,235.63/370,706.28
  6. Step 6: Final answer
    x = 271,426.44

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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.