Home / 272,922.30-409,383.45-249,302.70

Finding the Fourth Proportional to 272,922.30, 409,383.45 and 249,302.70

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Solution

The fourth proportional to 272,922.30, 409,383.45 and 249,302.70 is: 373,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,922.30 : 409,383.45 = 249,302.70 : x
  2. Step 2: Convert to fraction form
    272,922.30/409,383.45 = 249,302.70/x
  3. Step 3: Cross multiply
    272,922.30x = 409,383.45 × 249,302.70
  4. Step 4: Simplify right side
    272,922.30x = 102,060,399,420.32
  5. Step 5: Solve for x
    x = 102,060,399,420.32/272,922.30
  6. Step 6: Final answer
    x = 373,954.05

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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.