Home / 901,411.84-1,244,791.26-579,680.64

Finding the Fourth Proportional to 901,411.84, 1,244,791.26 and 579,680.64

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Solution

The fourth proportional to 901,411.84, 1,244,791.26 and 579,680.64 is: 800,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,411.84 : 1,244,791.26 = 579,680.64 : x
  2. Step 2: Convert to fraction form
    901,411.84/1,244,791.26 = 579,680.64/x
  3. Step 3: Cross multiply
    901,411.84x = 1,244,791.26 × 579,680.64
  4. Step 4: Simplify right side
    901,411.84x = 721,581,394,263.21
  5. Step 5: Solve for x
    x = 721,581,394,263.21/901,411.84
  6. Step 6: Final answer
    x = 800,501.35

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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.