Home / 302,868.92-417,961.86-166,907.74

Finding the Fourth Proportional to 302,868.92, 417,961.86 and 166,907.74

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Solution

The fourth proportional to 302,868.92, 417,961.86 and 166,907.74 is: 230,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,868.92 : 417,961.86 = 166,907.74 : x
  2. Step 2: Convert to fraction form
    302,868.92/417,961.86 = 166,907.74/x
  3. Step 3: Cross multiply
    302,868.92x = 417,961.86 × 166,907.74
  4. Step 4: Simplify right side
    302,868.92x = 69,761,069,458.80
  5. Step 5: Solve for x
    x = 69,761,069,458.80/302,868.92
  6. Step 6: Final answer
    x = 230,334.20

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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.