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Finding the Fourth Proportional to 475,512.82, 713,378.60 and 155,675.02

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Solution

The fourth proportional to 475,512.82, 713,378.60 and 155,675.02 is: 233,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,512.82 : 713,378.60 = 155,675.02 : x
  2. Step 2: Convert to fraction form
    475,512.82/713,378.60 = 155,675.02/x
  3. Step 3: Cross multiply
    475,512.82x = 713,378.60 × 155,675.02
  4. Step 4: Simplify right side
    475,512.82x = 111,055,227,822.57
  5. Step 5: Solve for x
    x = 111,055,227,822.57/475,512.82
  6. Step 6: Final answer
    x = 233,548.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.