Home / 850,081.62-1,173,112.53-468,107.46

Finding the Fourth Proportional to 850,081.62, 1,173,112.53 and 468,107.46

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Solution

The fourth proportional to 850,081.62, 1,173,112.53 and 468,107.46 is: 645,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,081.62 : 1,173,112.53 = 468,107.46 : x
  2. Step 2: Convert to fraction form
    850,081.62/1,173,112.53 = 468,107.46/x
  3. Step 3: Cross multiply
    850,081.62x = 1,173,112.53 × 468,107.46
  4. Step 4: Simplify right side
    850,081.62x = 549,142,727,889.85
  5. Step 5: Solve for x
    x = 549,142,727,889.85/850,081.62
  6. Step 6: Final answer
    x = 645,988.24

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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.