Home / 739,439.40-1,109,048.08-233,934.68

Finding the Fourth Proportional to 739,439.40, 1,109,048.08 and 233,934.68

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Solution

The fourth proportional to 739,439.40, 1,109,048.08 and 233,934.68 is: 350,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,439.40 : 1,109,048.08 = 233,934.68 : x
  2. Step 2: Convert to fraction form
    739,439.40/1,109,048.08 = 233,934.68/x
  3. Step 3: Cross multiply
    739,439.40x = 1,109,048.08 × 233,934.68
  4. Step 4: Simplify right side
    739,439.40x = 259,444,807,699.41
  5. Step 5: Solve for x
    x = 259,444,807,699.41/739,439.40
  6. Step 6: Final answer
    x = 350,866.90

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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.