Home / 451,499.25-623,166.18-270,251.64

Finding the Fourth Proportional to 451,499.25, 623,166.18 and 270,251.64

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Solution

The fourth proportional to 451,499.25, 623,166.18 and 270,251.64 is: 373,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,499.25 : 623,166.18 = 270,251.64 : x
  2. Step 2: Convert to fraction form
    451,499.25/623,166.18 = 270,251.64/x
  3. Step 3: Cross multiply
    451,499.25x = 623,166.18 × 270,251.64
  4. Step 4: Simplify right side
    451,499.25x = 168,411,682,137.54
  5. Step 5: Solve for x
    x = 168,411,682,137.54/451,499.25
  6. Step 6: Final answer
    x = 373,005.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.