Home / 648,253.46-972,815.07-227,530.58

Finding the Fourth Proportional to 648,253.46, 972,815.07 and 227,530.58

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Solution

The fourth proportional to 648,253.46, 972,815.07 and 227,530.58 is: 341,448.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,253.46 : 972,815.07 = 227,530.58 : x
  2. Step 2: Convert to fraction form
    648,253.46/972,815.07 = 227,530.58/x
  3. Step 3: Cross multiply
    648,253.46x = 972,815.07 × 227,530.58
  4. Step 4: Simplify right side
    648,253.46x = 221,345,177,109.84
  5. Step 5: Solve for x
    x = 221,345,177,109.84/648,253.46
  6. Step 6: Final answer
    x = 341,448.51

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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.