Home / 891,105.37-1,336,124.27-283,631.29

Finding the Fourth Proportional to 891,105.37, 1,336,124.27 and 283,631.29

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Solution

The fourth proportional to 891,105.37, 1,336,124.27 and 283,631.29 is: 425,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,105.37 : 1,336,124.27 = 283,631.29 : x
  2. Step 2: Convert to fraction form
    891,105.37/1,336,124.27 = 283,631.29/x
  3. Step 3: Cross multiply
    891,105.37x = 1,336,124.27 × 283,631.29
  4. Step 4: Simplify right side
    891,105.37x = 378,966,648,882.25
  5. Step 5: Solve for x
    x = 378,966,648,882.25/891,105.37
  6. Step 6: Final answer
    x = 425,277.03

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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.