Home / 482,579.51-665,960.54-267,719.58

Finding the Fourth Proportional to 482,579.51, 665,960.54 and 267,719.58

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Solution

The fourth proportional to 482,579.51, 665,960.54 and 267,719.58 is: 369,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,579.51 : 665,960.54 = 267,719.58 : x
  2. Step 2: Convert to fraction form
    482,579.51/665,960.54 = 267,719.58/x
  3. Step 3: Cross multiply
    482,579.51x = 665,960.54 × 267,719.58
  4. Step 4: Simplify right side
    482,579.51x = 178,290,674,726.78
  5. Step 5: Solve for x
    x = 178,290,674,726.78/482,579.51
  6. Step 6: Final answer
    x = 369,453.47

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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.