Home / 739,347.33-1,108,851.44-206,905.71

Finding the Fourth Proportional to 739,347.33, 1,108,851.44 and 206,905.71

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Solution

The fourth proportional to 739,347.33, 1,108,851.44 and 206,905.71 is: 310,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,347.33 : 1,108,851.44 = 206,905.71 : x
  2. Step 2: Convert to fraction form
    739,347.33/1,108,851.44 = 206,905.71/x
  3. Step 3: Cross multiply
    739,347.33x = 1,108,851.44 × 206,905.71
  4. Step 4: Simplify right side
    739,347.33x = 229,427,693,443.19
  5. Step 5: Solve for x
    x = 229,427,693,443.19/739,347.33
  6. Step 6: Final answer
    x = 310,311.11

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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.