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Finding the Fourth Proportional to 268,480.52, 370,580.10 and 177,851.24

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Solution

The fourth proportional to 268,480.52, 370,580.10 and 177,851.24 is: 245,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,480.52 : 370,580.10 = 177,851.24 : x
  2. Step 2: Convert to fraction form
    268,480.52/370,580.10 = 177,851.24/x
  3. Step 3: Cross multiply
    268,480.52x = 370,580.10 × 177,851.24
  4. Step 4: Simplify right side
    268,480.52x = 65,908,130,304.32
  5. Step 5: Solve for x
    x = 65,908,130,304.32/268,480.52
  6. Step 6: Final answer
    x = 245,485.71

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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.