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Finding the Fourth Proportional to 662,937.48, 994,406.31 and 236,456.06

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Solution

The fourth proportional to 662,937.48, 994,406.31 and 236,456.06 is: 354,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,937.48 : 994,406.31 = 236,456.06 : x
  2. Step 2: Convert to fraction form
    662,937.48/994,406.31 = 236,456.06/x
  3. Step 3: Cross multiply
    662,937.48x = 994,406.31 × 236,456.06
  4. Step 4: Simplify right side
    662,937.48x = 235,133,393,129.71
  5. Step 5: Solve for x
    x = 235,133,393,129.71/662,937.48
  6. Step 6: Final answer
    x = 354,684.11

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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.