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Finding the Fourth Proportional to 482,572.19, 665,950.41 and 267,712.27

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Solution

The fourth proportional to 482,572.19, 665,950.41 and 267,712.27 is: 369,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,572.19 : 665,950.41 = 267,712.27 : x
  2. Step 2: Convert to fraction form
    482,572.19/665,950.41 = 267,712.27/x
  3. Step 3: Cross multiply
    482,572.19x = 665,950.41 × 267,712.27
  4. Step 4: Simplify right side
    482,572.19x = 178,283,094,303.66
  5. Step 5: Solve for x
    x = 178,283,094,303.66/482,572.19
  6. Step 6: Final answer
    x = 369,443.36

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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.