Home / 448,076.10-672,114.15-406,604.10

Finding the Fourth Proportional to 448,076.10, 672,114.15 and 406,604.10

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Solution

The fourth proportional to 448,076.10, 672,114.15 and 406,604.10 is: 609,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,076.10 : 672,114.15 = 406,604.10 : x
  2. Step 2: Convert to fraction form
    448,076.10/672,114.15 = 406,604.10/x
  3. Step 3: Cross multiply
    448,076.10x = 672,114.15 × 406,604.10
  4. Step 4: Simplify right side
    448,076.10x = 273,284,369,058.02
  5. Step 5: Solve for x
    x = 273,284,369,058.02/448,076.10
  6. Step 6: Final answer
    x = 609,906.15

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Similar ratio
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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.