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Finding the Fourth Proportional to 609,859.26, 914,345.01 and 254,973.96

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Solution

The fourth proportional to 609,859.26, 914,345.01 and 254,973.96 is: 382,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,859.26 : 914,345.01 = 254,973.96 : x
  2. Step 2: Convert to fraction form
    609,859.26/914,345.01 = 254,973.96/x
  3. Step 3: Cross multiply
    609,859.26x = 914,345.01 × 254,973.96
  4. Step 4: Simplify right side
    609,859.26x = 233,134,168,005.94
  5. Step 5: Solve for x
    x = 233,134,168,005.94/609,859.26
  6. Step 6: Final answer
    x = 382,275.36

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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.