Home / 320,276.16-480,725.28-232,096.32

Finding the Fourth Proportional to 320,276.16, 480,725.28 and 232,096.32

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Solution

The fourth proportional to 320,276.16, 480,725.28 and 232,096.32 is: 348,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,276.16 : 480,725.28 = 232,096.32 : x
  2. Step 2: Convert to fraction form
    320,276.16/480,725.28 = 232,096.32/x
  3. Step 3: Cross multiply
    320,276.16x = 480,725.28 × 232,096.32
  4. Step 4: Simplify right side
    320,276.16x = 111,574,568,418.97
  5. Step 5: Solve for x
    x = 111,574,568,418.97/320,276.16
  6. Step 6: Final answer
    x = 348,369.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.