Home / 767,117.39-1,150,551.69-362,309.15

Finding the Fourth Proportional to 767,117.39, 1,150,551.69 and 362,309.15

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Solution

The fourth proportional to 767,117.39, 1,150,551.69 and 362,309.15 is: 543,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,117.39 : 1,150,551.69 = 362,309.15 : x
  2. Step 2: Convert to fraction form
    767,117.39/1,150,551.69 = 362,309.15/x
  3. Step 3: Cross multiply
    767,117.39x = 1,150,551.69 × 362,309.15
  4. Step 4: Simplify right side
    767,117.39x = 416,855,408,390.67
  5. Step 5: Solve for x
    x = 416,855,408,390.67/767,117.39
  6. Step 6: Final answer
    x = 543,404.98

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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.