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Finding the Fourth Proportional to 270,980.64, 404,822.66 and 175,432.41

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Solution

The fourth proportional to 270,980.64, 404,822.66 and 175,432.41 is: 262,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,980.64 : 404,822.66 = 175,432.41 : x
  2. Step 2: Convert to fraction form
    270,980.64/404,822.66 = 175,432.41/x
  3. Step 3: Cross multiply
    270,980.64x = 404,822.66 × 175,432.41
  4. Step 4: Simplify right side
    270,980.64x = 71,019,013,989.25
  5. Step 5: Solve for x
    x = 71,019,013,989.25/270,980.64
  6. Step 6: Final answer
    x = 262,081.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.