Home / 330,990.26-456,766.54-180,088.34

Finding the Fourth Proportional to 330,990.26, 456,766.54 and 180,088.34

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Solution

The fourth proportional to 330,990.26, 456,766.54 and 180,088.34 is: 248,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,990.26 : 456,766.54 = 180,088.34 : x
  2. Step 2: Convert to fraction form
    330,990.26/456,766.54 = 180,088.34/x
  3. Step 3: Cross multiply
    330,990.26x = 456,766.54 × 180,088.34
  4. Step 4: Simplify right side
    330,990.26x = 82,258,327,956.14
  5. Step 5: Solve for x
    x = 82,258,327,956.14/330,990.26
  6. Step 6: Final answer
    x = 248,521.90

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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.