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Finding the Fourth Proportional to 299,430.33, 446,853.88 and 267,481.59

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Solution

The fourth proportional to 299,430.33, 446,853.88 and 267,481.59 is: 399,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,430.33 : 446,853.88 = 267,481.59 : x
  2. Step 2: Convert to fraction form
    299,430.33/446,853.88 = 267,481.59/x
  3. Step 3: Cross multiply
    299,430.33x = 446,853.88 × 267,481.59
  4. Step 4: Simplify right side
    299,430.33x = 119,525,186,320.07
  5. Step 5: Solve for x
    x = 119,525,186,320.07/299,430.33
  6. Step 6: Final answer
    x = 399,175.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.