Home / 838,126.01-1,255,187.91-482,392.24

Finding the Fourth Proportional to 838,126.01, 1,255,187.91 and 482,392.24

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Solution

The fourth proportional to 838,126.01, 1,255,187.91 and 482,392.24 is: 722,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,126.01 : 1,255,187.91 = 482,392.24 : x
  2. Step 2: Convert to fraction form
    838,126.01/1,255,187.91 = 482,392.24/x
  3. Step 3: Cross multiply
    838,126.01x = 1,255,187.91 × 482,392.24
  4. Step 4: Simplify right side
    838,126.01x = 605,492,901,249.88
  5. Step 5: Solve for x
    x = 605,492,901,249.88/838,126.01
  6. Step 6: Final answer
    x = 722,436.60

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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.