Home / 730,824.31-1,096,224.39-218,490.64

Finding the Fourth Proportional to 730,824.31, 1,096,224.39 and 218,490.64

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Solution

The fourth proportional to 730,824.31, 1,096,224.39 and 218,490.64 is: 327,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,824.31 : 1,096,224.39 = 218,490.64 : x
  2. Step 2: Convert to fraction form
    730,824.31/1,096,224.39 = 218,490.64/x
  3. Step 3: Cross multiply
    730,824.31x = 1,096,224.39 × 218,490.64
  4. Step 4: Simplify right side
    730,824.31x = 239,514,769,511.79
  5. Step 5: Solve for x
    x = 239,514,769,511.79/730,824.31
  6. Step 6: Final answer
    x = 327,732.35

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Double scale
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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.