Home / 891,110.34-1,336,610.15-283,883.64

Finding the Fourth Proportional to 891,110.34, 1,336,610.15 and 283,883.64

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Solution

The fourth proportional to 891,110.34, 1,336,610.15 and 283,883.64 is: 425,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,110.34 : 1,336,610.15 = 283,883.64 : x
  2. Step 2: Convert to fraction form
    891,110.34/1,336,610.15 = 283,883.64/x
  3. Step 3: Cross multiply
    891,110.34x = 1,336,610.15 × 283,883.64
  4. Step 4: Simplify right side
    891,110.34x = 379,441,751,301.42
  5. Step 5: Solve for x
    x = 379,441,751,301.42/891,110.34
  6. Step 6: Final answer
    x = 425,807.82

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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.