Home / 470,688.12-649,546.56-269,523

Finding the Fourth Proportional to 470,688.12, 649,546.56 and 269,523

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Solution

The fourth proportional to 470,688.12, 649,546.56 and 269,523 is: 371,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,688.12 : 649,546.56 = 269,523 : x
  2. Step 2: Convert to fraction form
    470,688.12/649,546.56 = 269,523/x
  3. Step 3: Cross multiply
    470,688.12x = 649,546.56 × 269,523
  4. Step 4: Simplify right side
    470,688.12x = 175,067,737,490.88
  5. Step 5: Solve for x
    x = 175,067,737,490.88/470,688.12
  6. Step 6: Final answer
    x = 371,940.00

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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.