Home / 790,868.94-1,186,204.98-317,394.39

Finding the Fourth Proportional to 790,868.94, 1,186,204.98 and 317,394.39

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Solution

The fourth proportional to 790,868.94, 1,186,204.98 and 317,394.39 is: 476,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,868.94 : 1,186,204.98 = 317,394.39 : x
  2. Step 2: Convert to fraction form
    790,868.94/1,186,204.98 = 317,394.39/x
  3. Step 3: Cross multiply
    790,868.94x = 1,186,204.98 × 317,394.39
  4. Step 4: Simplify right side
    790,868.94x = 376,494,806,042.06
  5. Step 5: Solve for x
    x = 376,494,806,042.06/790,868.94
  6. Step 6: Final answer
    x = 476,052.08

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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.