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Finding the Fourth Proportional to 270,856.45, 373,657.83 and 175,393.90

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Solution

The fourth proportional to 270,856.45, 373,657.83 and 175,393.90 is: 241,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,856.45 : 373,657.83 = 175,393.90 : x
  2. Step 2: Convert to fraction form
    270,856.45/373,657.83 = 175,393.90/x
  3. Step 3: Cross multiply
    270,856.45x = 373,657.83 × 175,393.90
  4. Step 4: Simplify right side
    270,856.45x = 65,537,304,069.24
  5. Step 5: Solve for x
    x = 65,537,304,069.24/270,856.45
  6. Step 6: Final answer
    x = 241,963.24

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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.