Home / 470,966.68-649,951.11-269,801.56

Finding the Fourth Proportional to 470,966.68, 649,951.11 and 269,801.56

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Solution

The fourth proportional to 470,966.68, 649,951.11 and 269,801.56 is: 372,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,966.68 : 649,951.11 = 269,801.56 : x
  2. Step 2: Convert to fraction form
    470,966.68/649,951.11 = 269,801.56/x
  3. Step 3: Cross multiply
    470,966.68x = 649,951.11 × 269,801.56
  4. Step 4: Simplify right side
    470,966.68x = 175,357,818,802.97
  5. Step 5: Solve for x
    x = 175,357,818,802.97/470,966.68
  6. Step 6: Final answer
    x = 372,335.94

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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.