Home / 833,312.91-1,149,974.26-451,339.70

Finding the Fourth Proportional to 833,312.91, 1,149,974.26 and 451,339.70

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Solution

The fourth proportional to 833,312.91, 1,149,974.26 and 451,339.70 is: 622,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,312.91 : 1,149,974.26 = 451,339.70 : x
  2. Step 2: Convert to fraction form
    833,312.91/1,149,974.26 = 451,339.70/x
  3. Step 3: Cross multiply
    833,312.91x = 1,149,974.26 × 451,339.70
  4. Step 4: Simplify right side
    833,312.91x = 519,029,033,176.69
  5. Step 5: Solve for x
    x = 519,029,033,176.69/833,312.91
  6. Step 6: Final answer
    x = 622,850.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.