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Finding the Fourth Proportional to 370,367.58, 555,298.53 and 178,140.54

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Solution

The fourth proportional to 370,367.58, 555,298.53 and 178,140.54 is: 267,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,367.58 : 555,298.53 = 178,140.54 : x
  2. Step 2: Convert to fraction form
    370,367.58/555,298.53 = 178,140.54/x
  3. Step 3: Cross multiply
    370,367.58x = 555,298.53 × 178,140.54
  4. Step 4: Simplify right side
    370,367.58x = 98,921,179,995.41
  5. Step 5: Solve for x
    x = 98,921,179,995.41/370,367.58
  6. Step 6: Final answer
    x = 267,089.20

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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.