Home / 747,019.50-1,120,538.97-248,383.50

Finding the Fourth Proportional to 747,019.50, 1,120,538.97 and 248,383.50

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Solution

The fourth proportional to 747,019.50, 1,120,538.97 and 248,383.50 is: 372,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,019.50 : 1,120,538.97 = 248,383.50 : x
  2. Step 2: Convert to fraction form
    747,019.50/1,120,538.97 = 248,383.50/x
  3. Step 3: Cross multiply
    747,019.50x = 1,120,538.97 × 248,383.50
  4. Step 4: Simplify right side
    747,019.50x = 278,323,391,255.00
  5. Step 5: Solve for x
    x = 278,323,391,255.00/747,019.50
  6. Step 6: Final answer
    x = 372,578.48

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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.