Home / 1,172,259.85-1,758,336.94-488,865.28

Finding the Fourth Proportional to 1,172,259.85, 1,758,336.94 and 488,865.28

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Solution

The fourth proportional to 1,172,259.85, 1,758,336.94 and 488,865.28 is: 733,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,259.85 : 1,758,336.94 = 488,865.28 : x
  2. Step 2: Convert to fraction form
    1,172,259.85/1,758,336.94 = 488,865.28/x
  3. Step 3: Cross multiply
    1,172,259.85x = 1,758,336.94 × 488,865.28
  4. Step 4: Simplify right side
    1,172,259.85x = 859,589,880,507.44
  5. Step 5: Solve for x
    x = 859,589,880,507.44/1,172,259.85
  6. Step 6: Final answer
    x = 733,275.89

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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.