Home / 739,280.48-1,109,057.36-233,968.80

Finding the Fourth Proportional to 739,280.48, 1,109,057.36 and 233,968.80

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Solution

The fourth proportional to 739,280.48, 1,109,057.36 and 233,968.80 is: 350,996.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,280.48 : 1,109,057.36 = 233,968.80 : x
  2. Step 2: Convert to fraction form
    739,280.48/1,109,057.36 = 233,968.80/x
  3. Step 3: Cross multiply
    739,280.48x = 1,109,057.36 × 233,968.80
  4. Step 4: Simplify right side
    739,280.48x = 259,484,819,650.37
  5. Step 5: Solve for x
    x = 259,484,819,650.37/739,280.48
  6. Step 6: Final answer
    x = 350,996.44

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Double scale
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Similar ratio
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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.