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Finding the Fourth Proportional to 265,252.60, 397,883.04 and 147,671.26

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Solution

The fourth proportional to 265,252.60, 397,883.04 and 147,671.26 is: 221,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,252.60 : 397,883.04 = 147,671.26 : x
  2. Step 2: Convert to fraction form
    265,252.60/397,883.04 = 147,671.26/x
  3. Step 3: Cross multiply
    265,252.60x = 397,883.04 × 147,671.26
  4. Step 4: Simplify right side
    265,252.60x = 58,755,889,849.43
  5. Step 5: Solve for x
    x = 58,755,889,849.43/265,252.60
  6. Step 6: Final answer
    x = 221,509.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.