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Finding the Fourth Proportional to 370,710.32, 555,635.28 and 170,610.56

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Solution

The fourth proportional to 370,710.32, 555,635.28 and 170,610.56 is: 255,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,710.32 : 555,635.28 = 170,610.56 : x
  2. Step 2: Convert to fraction form
    370,710.32/555,635.28 = 170,610.56/x
  3. Step 3: Cross multiply
    370,710.32x = 555,635.28 × 170,610.56
  4. Step 4: Simplify right side
    370,710.32x = 94,797,246,276.56
  5. Step 5: Solve for x
    x = 94,797,246,276.56/370,710.32
  6. Step 6: Final answer
    x = 255,717.85

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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.