Home / 649,678.26-972,321.89-463,895.04

Finding the Fourth Proportional to 649,678.26, 972,321.89 and 463,895.04

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Solution

The fourth proportional to 649,678.26, 972,321.89 and 463,895.04 is: 694,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,678.26 : 972,321.89 = 463,895.04 : x
  2. Step 2: Convert to fraction form
    649,678.26/972,321.89 = 463,895.04/x
  3. Step 3: Cross multiply
    649,678.26x = 972,321.89 × 463,895.04
  4. Step 4: Simplify right side
    649,678.26x = 451,055,299,734.95
  5. Step 5: Solve for x
    x = 451,055,299,734.95/649,678.26
  6. Step 6: Final answer
    x = 694,274.89

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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.