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Finding the Fourth Proportional to 270,894.04, 373,709.70 and 175,431.48

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Solution

The fourth proportional to 270,894.04, 373,709.70 and 175,431.48 is: 242,015.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,894.04 : 373,709.70 = 175,431.48 : x
  2. Step 2: Convert to fraction form
    270,894.04/373,709.70 = 175,431.48/x
  3. Step 3: Cross multiply
    270,894.04x = 373,709.70 × 175,431.48
  4. Step 4: Simplify right side
    270,894.04x = 65,560,445,761.36
  5. Step 5: Solve for x
    x = 65,560,445,761.36/270,894.04
  6. Step 6: Final answer
    x = 242,015.09

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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.