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Finding the Fourth Proportional to 482,695.58, 666,109.68 and 267,831.02

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Solution

The fourth proportional to 482,695.58, 666,109.68 and 267,831.02 is: 369,601.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,695.58 : 666,109.68 = 267,831.02 : x
  2. Step 2: Convert to fraction form
    482,695.58/666,109.68 = 267,831.02/x
  3. Step 3: Cross multiply
    482,695.58x = 666,109.68 × 267,831.02
  4. Step 4: Simplify right side
    482,695.58x = 178,404,835,026.27
  5. Step 5: Solve for x
    x = 178,404,835,026.27/482,695.58
  6. Step 6: Final answer
    x = 369,601.14

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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.