Home / 738,562.20-1,107,843.30-607,342.20

Finding the Fourth Proportional to 738,562.20, 1,107,843.30 and 607,342.20

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Solution

The fourth proportional to 738,562.20, 1,107,843.30 and 607,342.20 is: 911,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,562.20 : 1,107,843.30 = 607,342.20 : x
  2. Step 2: Convert to fraction form
    738,562.20/1,107,843.30 = 607,342.20/x
  3. Step 3: Cross multiply
    738,562.20x = 1,107,843.30 × 607,342.20
  4. Step 4: Simplify right side
    738,562.20x = 672,839,987,077.26
  5. Step 5: Solve for x
    x = 672,839,987,077.26/738,562.20
  6. Step 6: Final answer
    x = 911,013.30

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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.