Home / 945,456.49-1,418,197.04-314,370.30

Finding the Fourth Proportional to 945,456.49, 1,418,197.04 and 314,370.30

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Solution

The fourth proportional to 945,456.49, 1,418,197.04 and 314,370.30 is: 471,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,456.49 : 1,418,197.04 = 314,370.30 : x
  2. Step 2: Convert to fraction form
    945,456.49/1,418,197.04 = 314,370.30/x
  3. Step 3: Cross multiply
    945,456.49x = 1,418,197.04 × 314,370.30
  4. Step 4: Simplify right side
    945,456.49x = 445,839,028,923.91
  5. Step 5: Solve for x
    x = 445,839,028,923.91/945,456.49
  6. Step 6: Final answer
    x = 471,559.54

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1.5x scale

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.