Home / 747,002.13-1,120,512.91-248,366.13

Finding the Fourth Proportional to 747,002.13, 1,120,512.91 and 248,366.13

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Solution

The fourth proportional to 747,002.13, 1,120,512.91 and 248,366.13 is: 372,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,002.13 : 1,120,512.91 = 248,366.13 : x
  2. Step 2: Convert to fraction form
    747,002.13/1,120,512.91 = 248,366.13/x
  3. Step 3: Cross multiply
    747,002.13x = 1,120,512.91 × 248,366.13
  4. Step 4: Simplify right side
    747,002.13x = 278,297,455,071.74
  5. Step 5: Solve for x
    x = 278,297,455,071.74/747,002.13
  6. Step 6: Final answer
    x = 372,552.43

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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.