Home / 330,630.18-456,267.48-179,727.18

Finding the Fourth Proportional to 330,630.18, 456,267.48 and 179,727.18

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Solution

The fourth proportional to 330,630.18, 456,267.48 and 179,727.18 is: 248,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,630.18 : 456,267.48 = 179,727.18 : x
  2. Step 2: Convert to fraction form
    330,630.18/456,267.48 = 179,727.18/x
  3. Step 3: Cross multiply
    330,630.18x = 456,267.48 × 179,727.18
  4. Step 4: Simplify right side
    330,630.18x = 82,003,667,506.11
  5. Step 5: Solve for x
    x = 82,003,667,506.11/330,630.18
  6. Step 6: Final answer
    x = 248,022.33

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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.