Home / 448,844.64-672,792.48-195,903.36

Finding the Fourth Proportional to 448,844.64, 672,792.48 and 195,903.36

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Solution

The fourth proportional to 448,844.64, 672,792.48 and 195,903.36 is: 293,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,844.64 : 672,792.48 = 195,903.36 : x
  2. Step 2: Convert to fraction form
    448,844.64/672,792.48 = 195,903.36/x
  3. Step 3: Cross multiply
    448,844.64x = 672,792.48 × 195,903.36
  4. Step 4: Simplify right side
    448,844.64x = 131,802,307,414.73
  5. Step 5: Solve for x
    x = 131,802,307,414.73/448,844.64
  6. Step 6: Final answer
    x = 293,647.95

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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.