Home / 739,482.38-1,109,223.58-240,846.38

Finding the Fourth Proportional to 739,482.38, 1,109,223.58 and 240,846.38

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Solution

The fourth proportional to 739,482.38, 1,109,223.58 and 240,846.38 is: 361,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,482.38 : 1,109,223.58 = 240,846.38 : x
  2. Step 2: Convert to fraction form
    739,482.38/1,109,223.58 = 240,846.38/x
  3. Step 3: Cross multiply
    739,482.38x = 1,109,223.58 × 240,846.38
  4. Step 4: Simplify right side
    739,482.38x = 267,152,483,853.64
  5. Step 5: Solve for x
    x = 267,152,483,853.64/739,482.38
  6. Step 6: Final answer
    x = 361,269.57

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Half scale
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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.