Home / 456,176.13-683,817.30-253,868.73

Finding the Fourth Proportional to 456,176.13, 683,817.30 and 253,868.73

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Solution

The fourth proportional to 456,176.13, 683,817.30 and 253,868.73 is: 380,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,176.13 : 683,817.30 = 253,868.73 : x
  2. Step 2: Convert to fraction form
    456,176.13/683,817.30 = 253,868.73/x
  3. Step 3: Cross multiply
    456,176.13x = 683,817.30 × 253,868.73
  4. Step 4: Simplify right side
    456,176.13x = 173,599,829,503.03
  5. Step 5: Solve for x
    x = 173,599,829,503.03/456,176.13
  6. Step 6: Final answer
    x = 380,554.39

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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.