Home / 330,532.96-456,140.40-179,630.08

Finding the Fourth Proportional to 330,532.96, 456,140.40 and 179,630.08

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Solution

The fourth proportional to 330,532.96, 456,140.40 and 179,630.08 is: 247,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,532.96 : 456,140.40 = 179,630.08 : x
  2. Step 2: Convert to fraction form
    330,532.96/456,140.40 = 179,630.08/x
  3. Step 3: Cross multiply
    330,532.96x = 456,140.40 × 179,630.08
  4. Step 4: Simplify right side
    330,532.96x = 81,936,536,543.23
  5. Step 5: Solve for x
    x = 81,936,536,543.23/330,532.96
  6. Step 6: Final answer
    x = 247,892.18

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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.