Home / 1,005,872.54-1,508,661.18-331,975.82

Finding the Fourth Proportional to 1,005,872.54, 1,508,661.18 and 331,975.82

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Solution

The fourth proportional to 1,005,872.54, 1,508,661.18 and 331,975.82 is: 497,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,872.54 : 1,508,661.18 = 331,975.82 : x
  2. Step 2: Convert to fraction form
    1,005,872.54/1,508,661.18 = 331,975.82/x
  3. Step 3: Cross multiply
    1,005,872.54x = 1,508,661.18 × 331,975.82
  4. Step 4: Simplify right side
    1,005,872.54x = 500,839,036,104.32
  5. Step 5: Solve for x
    x = 500,839,036,104.32/1,005,872.54
  6. Step 6: Final answer
    x = 497,915.01

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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.