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Finding the Fourth Proportional to 560,795.52, 841,067.52 and 161,347.20

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Solution

The fourth proportional to 560,795.52, 841,067.52 and 161,347.20 is: 241,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,795.52 : 841,067.52 = 161,347.20 : x
  2. Step 2: Convert to fraction form
    560,795.52/841,067.52 = 161,347.20/x
  3. Step 3: Cross multiply
    560,795.52x = 841,067.52 × 161,347.20
  4. Step 4: Simplify right side
    560,795.52x = 135,703,889,362.94
  5. Step 5: Solve for x
    x = 135,703,889,362.94/560,795.52
  6. Step 6: Final answer
    x = 241,984.62

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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.