Home / 470,966.18-649,950.42-269,801.06

Finding the Fourth Proportional to 470,966.18, 649,950.42 and 269,801.06

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Solution

The fourth proportional to 470,966.18, 649,950.42 and 269,801.06 is: 372,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,966.18 : 649,950.42 = 269,801.06 : x
  2. Step 2: Convert to fraction form
    470,966.18/649,950.42 = 269,801.06/x
  3. Step 3: Cross multiply
    470,966.18x = 649,950.42 × 269,801.06
  4. Step 4: Simplify right side
    470,966.18x = 175,357,309,013.69
  5. Step 5: Solve for x
    x = 175,357,309,013.69/470,966.18
  6. Step 6: Final answer
    x = 372,335.25

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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.