Home / 302,257.26-417,115.04-166,288.30

Finding the Fourth Proportional to 302,257.26, 417,115.04 and 166,288.30

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Solution

The fourth proportional to 302,257.26, 417,115.04 and 166,288.30 is: 229,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,257.26 : 417,115.04 = 166,288.30 : x
  2. Step 2: Convert to fraction form
    302,257.26/417,115.04 = 166,288.30/x
  3. Step 3: Cross multiply
    302,257.26x = 417,115.04 × 166,288.30
  4. Step 4: Simplify right side
    302,257.26x = 69,361,349,031.80
  5. Step 5: Solve for x
    x = 69,361,349,031.80/302,257.26
  6. Step 6: Final answer
    x = 229,477.86

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1.5x scale

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.