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Finding the Fourth Proportional to 477,450.15, 716,175.37 and 122,464.15

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Solution

The fourth proportional to 477,450.15, 716,175.37 and 122,464.15 is: 183,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,450.15 : 716,175.37 = 122,464.15 : x
  2. Step 2: Convert to fraction form
    477,450.15/716,175.37 = 122,464.15/x
  3. Step 3: Cross multiply
    477,450.15x = 716,175.37 × 122,464.15
  4. Step 4: Simplify right side
    477,450.15x = 87,705,810,329.11
  5. Step 5: Solve for x
    x = 87,705,810,329.11/477,450.15
  6. Step 6: Final answer
    x = 183,696.27

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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.