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Finding the Fourth Proportional to 451,497.75, 623,164.10 and 270,250.13

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Solution

The fourth proportional to 451,497.75, 623,164.10 and 270,250.13 is: 373,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,497.75 : 623,164.10 = 270,250.13 : x
  2. Step 2: Convert to fraction form
    451,497.75/623,164.10 = 270,250.13/x
  3. Step 3: Cross multiply
    451,497.75x = 623,164.10 × 270,250.13
  4. Step 4: Simplify right side
    451,497.75x = 168,410,174,569.26
  5. Step 5: Solve for x
    x = 168,410,174,569.26/451,497.75
  6. Step 6: Final answer
    x = 373,003.35

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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.