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Finding the Fourth Proportional to 442,739.44, 610,979.08 and 241,534

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Solution

The fourth proportional to 442,739.44, 610,979.08 and 241,534 is: 333,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,739.44 : 610,979.08 = 241,534 : x
  2. Step 2: Convert to fraction form
    442,739.44/610,979.08 = 241,534/x
  3. Step 3: Cross multiply
    442,739.44x = 610,979.08 × 241,534
  4. Step 4: Simplify right side
    442,739.44x = 147,572,221,108.72
  5. Step 5: Solve for x
    x = 147,572,221,108.72/442,739.44
  6. Step 6: Final answer
    x = 333,316.19

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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.