Home / 819,937.84-1,230,084.96-251,321.08

Finding the Fourth Proportional to 819,937.84, 1,230,084.96 and 251,321.08

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Solution

The fourth proportional to 819,937.84, 1,230,084.96 and 251,321.08 is: 377,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,937.84 : 1,230,084.96 = 251,321.08 : x
  2. Step 2: Convert to fraction form
    819,937.84/1,230,084.96 = 251,321.08/x
  3. Step 3: Cross multiply
    819,937.84x = 1,230,084.96 × 251,321.08
  4. Step 4: Simplify right side
    819,937.84x = 309,146,280,638.96
  5. Step 5: Solve for x
    x = 309,146,280,638.96/819,937.84
  6. Step 6: Final answer
    x = 377,036.24

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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.