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Finding the Fourth Proportional to 426,703.24, 588,857.94 and 235,705.24

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Solution

The fourth proportional to 426,703.24, 588,857.94 and 235,705.24 is: 325,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,703.24 : 588,857.94 = 235,705.24 : x
  2. Step 2: Convert to fraction form
    426,703.24/588,857.94 = 235,705.24/x
  3. Step 3: Cross multiply
    426,703.24x = 588,857.94 × 235,705.24
  4. Step 4: Simplify right side
    426,703.24x = 138,796,902,073.61
  5. Step 5: Solve for x
    x = 138,796,902,073.61/426,703.24
  6. Step 6: Final answer
    x = 325,277.36

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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.