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Finding the Fourth Proportional to 474,145.44, 654,332.08 and 270,191.98

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Solution

The fourth proportional to 474,145.44, 654,332.08 and 270,191.98 is: 372,871.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,145.44 : 654,332.08 = 270,191.98 : x
  2. Step 2: Convert to fraction form
    474,145.44/654,332.08 = 270,191.98/x
  3. Step 3: Cross multiply
    474,145.44x = 654,332.08 × 270,191.98
  4. Step 4: Simplify right side
    474,145.44x = 176,795,280,272.72
  5. Step 5: Solve for x
    x = 176,795,280,272.72/474,145.44
  6. Step 6: Final answer
    x = 372,871.41

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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.