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Finding the Fourth Proportional to 474,239.49, 654,410.75 and 267,496.45

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Solution

The fourth proportional to 474,239.49, 654,410.75 and 267,496.45 is: 369,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,239.49 : 654,410.75 = 267,496.45 : x
  2. Step 2: Convert to fraction form
    474,239.49/654,410.75 = 267,496.45/x
  3. Step 3: Cross multiply
    474,239.49x = 654,410.75 × 267,496.45
  4. Step 4: Simplify right side
    474,239.49x = 175,052,552,950.48
  5. Step 5: Solve for x
    x = 175,052,552,950.48/474,239.49
  6. Step 6: Final answer
    x = 369,122.69

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1.5x scale

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.