Home / 945,817.54-1,418,963.92-271,900.07

Finding the Fourth Proportional to 945,817.54, 1,418,963.92 and 271,900.07

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Solution

The fourth proportional to 945,817.54, 1,418,963.92 and 271,900.07 is: 407,918.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,817.54 : 1,418,963.92 = 271,900.07 : x
  2. Step 2: Convert to fraction form
    945,817.54/1,418,963.92 = 271,900.07/x
  3. Step 3: Cross multiply
    945,817.54x = 1,418,963.92 × 271,900.07
  4. Step 4: Simplify right side
    945,817.54x = 385,816,381,400.91
  5. Step 5: Solve for x
    x = 385,816,381,400.91/945,817.54
  6. Step 6: Final answer
    x = 407,918.41

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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.