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Finding the Fourth Proportional to 957,696, 1,436,751.36 and 366,720

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Solution

The fourth proportional to 957,696, 1,436,751.36 and 366,720 is: 550,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,696 : 1,436,751.36 = 366,720 : x
  2. Step 2: Convert to fraction form
    957,696/1,436,751.36 = 366,720/x
  3. Step 3: Cross multiply
    957,696x = 1,436,751.36 × 366,720
  4. Step 4: Simplify right side
    957,696x = 526,885,458,739.20
  5. Step 5: Solve for x
    x = 526,885,458,739.20/957,696
  6. Step 6: Final answer
    x = 550,159.40

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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.