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Finding the Fourth Proportional to 463,868.88, 695,809.88 and 131,444.88

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Solution

The fourth proportional to 463,868.88, 695,809.88 and 131,444.88 is: 197,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,868.88 : 695,809.88 = 131,444.88 : x
  2. Step 2: Convert to fraction form
    463,868.88/695,809.88 = 131,444.88/x
  3. Step 3: Cross multiply
    463,868.88x = 695,809.88 × 131,444.88
  4. Step 4: Simplify right side
    463,868.88x = 91,460,646,179.41
  5. Step 5: Solve for x
    x = 91,460,646,179.41/463,868.88
  6. Step 6: Final answer
    x = 197,169.18

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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.