Home / 330,882.24-456,772.32-211,719.36

Finding the Fourth Proportional to 330,882.24, 456,772.32 and 211,719.36

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Solution

The fourth proportional to 330,882.24, 456,772.32 and 211,719.36 is: 292,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,882.24 : 456,772.32 = 211,719.36 : x
  2. Step 2: Convert to fraction form
    330,882.24/456,772.32 = 211,719.36/x
  3. Step 3: Cross multiply
    330,882.24x = 456,772.32 × 211,719.36
  4. Step 4: Simplify right side
    330,882.24x = 96,707,543,256.12
  5. Step 5: Solve for x
    x = 96,707,543,256.12/330,882.24
  6. Step 6: Final answer
    x = 292,271.79

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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.