Home / 654,620.27-902,863.67-448,011.14

Finding the Fourth Proportional to 654,620.27, 902,863.67 and 448,011.14

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Solution

The fourth proportional to 654,620.27, 902,863.67 and 448,011.14 is: 617,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,620.27 : 902,863.67 = 448,011.14 : x
  2. Step 2: Convert to fraction form
    654,620.27/902,863.67 = 448,011.14/x
  3. Step 3: Cross multiply
    654,620.27x = 902,863.67 × 448,011.14
  4. Step 4: Simplify right side
    654,620.27x = 404,492,975,306.91
  5. Step 5: Solve for x
    x = 404,492,975,306.91/654,620.27
  6. Step 6: Final answer
    x = 617,904.76

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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.