Home / 417,629.06-576,328.89-247,897.22

Finding the Fourth Proportional to 417,629.06, 576,328.89 and 247,897.22

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Solution

The fourth proportional to 417,629.06, 576,328.89 and 247,897.22 is: 342,098.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,629.06 : 576,328.89 = 247,897.22 : x
  2. Step 2: Convert to fraction form
    417,629.06/576,328.89 = 247,897.22/x
  3. Step 3: Cross multiply
    417,629.06x = 576,328.89 × 247,897.22
  4. Step 4: Simplify right side
    417,629.06x = 142,870,329,636.69
  5. Step 5: Solve for x
    x = 142,870,329,636.69/417,629.06
  6. Step 6: Final answer
    x = 342,098.63

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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.