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Finding the Fourth Proportional to 248,476.20, 372,714.30 and 169,744.20

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Solution

The fourth proportional to 248,476.20, 372,714.30 and 169,744.20 is: 254,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,476.20 : 372,714.30 = 169,744.20 : x
  2. Step 2: Convert to fraction form
    248,476.20/372,714.30 = 169,744.20/x
  3. Step 3: Cross multiply
    248,476.20x = 372,714.30 × 169,744.20
  4. Step 4: Simplify right side
    248,476.20x = 63,266,090,682.06
  5. Step 5: Solve for x
    x = 63,266,090,682.06/248,476.20
  6. Step 6: Final answer
    x = 254,616.30

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1.5x scale

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.