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Finding the Fourth Proportional to 458,604.84, 632,853.56 and 254,668.80

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Solution

The fourth proportional to 458,604.84, 632,853.56 and 254,668.80 is: 351,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,604.84 : 632,853.56 = 254,668.80 : x
  2. Step 2: Convert to fraction form
    458,604.84/632,853.56 = 254,668.80/x
  3. Step 3: Cross multiply
    458,604.84x = 632,853.56 × 254,668.80
  4. Step 4: Simplify right side
    458,604.84x = 161,168,057,833.32
  5. Step 5: Solve for x
    x = 161,168,057,833.32/458,604.84
  6. Step 6: Final answer
    x = 351,431.22

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1.5x scale

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.