Home / 1,086,228.31-1,629,343.84-376,256.28

Finding the Fourth Proportional to 1,086,228.31, 1,629,343.84 and 376,256.28

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Solution

The fourth proportional to 1,086,228.31, 1,629,343.84 and 376,256.28 is: 564,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,228.31 : 1,629,343.84 = 376,256.28 : x
  2. Step 2: Convert to fraction form
    1,086,228.31/1,629,343.84 = 376,256.28/x
  3. Step 3: Cross multiply
    1,086,228.31x = 1,629,343.84 × 376,256.28
  4. Step 4: Simplify right side
    1,086,228.31x = 613,050,852,079.32
  5. Step 5: Solve for x
    x = 613,050,852,079.32/1,086,228.31
  6. Step 6: Final answer
    x = 564,384.90

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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.