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Finding the Fourth Proportional to 474,375.84, 654,567.20 and 270,444.48

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Solution

The fourth proportional to 474,375.84, 654,567.20 and 270,444.48 is: 373,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,375.84 : 654,567.20 = 270,444.48 : x
  2. Step 2: Convert to fraction form
    474,375.84/654,567.20 = 270,444.48/x
  3. Step 3: Cross multiply
    474,375.84x = 654,567.20 × 270,444.48
  4. Step 4: Simplify right side
    474,375.84x = 177,024,086,029.06
  5. Step 5: Solve for x
    x = 177,024,086,029.06/474,375.84
  6. Step 6: Final answer
    x = 373,172.64

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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.