Home / 330,829.44-456,543.36-179,928.96

Finding the Fourth Proportional to 330,829.44, 456,543.36 and 179,928.96

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Solution

The fourth proportional to 330,829.44, 456,543.36 and 179,928.96 is: 248,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,829.44 : 456,543.36 = 179,928.96 : x
  2. Step 2: Convert to fraction form
    330,829.44/456,543.36 = 179,928.96/x
  3. Step 3: Cross multiply
    330,829.44x = 456,543.36 × 179,928.96
  4. Step 4: Simplify right side
    330,829.44x = 82,145,371,959.71
  5. Step 5: Solve for x
    x = 82,145,371,959.71/330,829.44
  6. Step 6: Final answer
    x = 248,301.28

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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.