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Finding the Fourth Proportional to 360,272.56, 497,178.08 and 196,929.29

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Solution

The fourth proportional to 360,272.56, 497,178.08 and 196,929.29 is: 271,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,272.56 : 497,178.08 = 196,929.29 : x
  2. Step 2: Convert to fraction form
    360,272.56/497,178.08 = 196,929.29/x
  3. Step 3: Cross multiply
    360,272.56x = 497,178.08 × 196,929.29
  4. Step 4: Simplify right side
    360,272.56x = 97,908,924,304.40
  5. Step 5: Solve for x
    x = 97,908,924,304.40/360,272.56
  6. Step 6: Final answer
    x = 271,763.48

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1.5x scale

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.