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Finding the Fourth Proportional to 270,314.78, 373,061.58 and 149,465.22

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Solution

The fourth proportional to 270,314.78, 373,061.58 and 149,465.22 is: 206,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,314.78 : 373,061.58 = 149,465.22 : x
  2. Step 2: Convert to fraction form
    270,314.78/373,061.58 = 149,465.22/x
  3. Step 3: Cross multiply
    270,314.78x = 373,061.58 × 149,465.22
  4. Step 4: Simplify right side
    270,314.78x = 55,759,731,128.25
  5. Step 5: Solve for x
    x = 55,759,731,128.25/270,314.78
  6. Step 6: Final answer
    x = 206,277.03

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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.