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Finding the Fourth Proportional to 476,450.75, 714,676.13 and 144,026.75

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Solution

The fourth proportional to 476,450.75, 714,676.13 and 144,026.75 is: 216,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,450.75 : 714,676.13 = 144,026.75 : x
  2. Step 2: Convert to fraction form
    476,450.75/714,676.13 = 144,026.75/x
  3. Step 3: Cross multiply
    476,450.75x = 714,676.13 × 144,026.75
  4. Step 4: Simplify right side
    476,450.75x = 102,932,480,306.48
  5. Step 5: Solve for x
    x = 102,932,480,306.48/476,450.75
  6. Step 6: Final answer
    x = 216,040.13

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Similar ratio
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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.