Home / 945,805.14-1,418,692.66-440,083.26

Finding the Fourth Proportional to 945,805.14, 1,418,692.66 and 440,083.26

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Solution

The fourth proportional to 945,805.14, 1,418,692.66 and 440,083.26 is: 660,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,805.14 : 1,418,692.66 = 440,083.26 : x
  2. Step 2: Convert to fraction form
    945,805.14/1,418,692.66 = 440,083.26/x
  3. Step 3: Cross multiply
    945,805.14x = 1,418,692.66 × 440,083.26
  4. Step 4: Simplify right side
    945,805.14x = 624,342,889,650.66
  5. Step 5: Solve for x
    x = 624,342,889,650.66/945,805.14
  6. Step 6: Final answer
    x = 660,117.89

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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.