Home / 747,001.13-1,120,511.41-248,365.13

Finding the Fourth Proportional to 747,001.13, 1,120,511.41 and 248,365.13

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Solution

The fourth proportional to 747,001.13, 1,120,511.41 and 248,365.13 is: 372,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,001.13 : 1,120,511.41 = 248,365.13 : x
  2. Step 2: Convert to fraction form
    747,001.13/1,120,511.41 = 248,365.13/x
  3. Step 3: Cross multiply
    747,001.13x = 1,120,511.41 × 248,365.13
  4. Step 4: Simplify right side
    747,001.13x = 278,295,955,787.66
  5. Step 5: Solve for x
    x = 278,295,955,787.66/747,001.13
  6. Step 6: Final answer
    x = 372,550.92

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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.