Home / 846,712.84-1,270,290.60-491,385.28

Finding the Fourth Proportional to 846,712.84, 1,270,290.60 and 491,385.28

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Solution

The fourth proportional to 846,712.84, 1,270,290.60 and 491,385.28 is: 737,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,712.84 : 1,270,290.60 = 491,385.28 : x
  2. Step 2: Convert to fraction form
    846,712.84/1,270,290.60 = 491,385.28/x
  3. Step 3: Cross multiply
    846,712.84x = 1,270,290.60 × 491,385.28
  4. Step 4: Simplify right side
    846,712.84x = 624,202,102,162.37
  5. Step 5: Solve for x
    x = 624,202,102,162.37/846,712.84
  6. Step 6: Final answer
    x = 737,206.37

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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.