Home / 891,295.44-1,337,384.16-418,017.12

Finding the Fourth Proportional to 891,295.44, 1,337,384.16 and 418,017.12

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Solution

The fourth proportional to 891,295.44, 1,337,384.16 and 418,017.12 is: 627,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,295.44 : 1,337,384.16 = 418,017.12 : x
  2. Step 2: Convert to fraction form
    891,295.44/1,337,384.16 = 418,017.12/x
  3. Step 3: Cross multiply
    891,295.44x = 1,337,384.16 × 418,017.12
  4. Step 4: Simplify right side
    891,295.44x = 559,049,474,896.82
  5. Step 5: Solve for x
    x = 559,049,474,896.82/891,295.44
  6. Step 6: Final answer
    x = 627,232.51

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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.