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Finding the Fourth Proportional to 591,650, 816,534.44 and 350,010.36

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Solution

The fourth proportional to 591,650, 816,534.44 and 350,010.36 is: 483,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,650 : 816,534.44 = 350,010.36 : x
  2. Step 2: Convert to fraction form
    591,650/816,534.44 = 350,010.36/x
  3. Step 3: Cross multiply
    591,650x = 816,534.44 × 350,010.36
  4. Step 4: Simplify right side
    591,650x = 285,795,513,296.80
  5. Step 5: Solve for x
    x = 285,795,513,296.80/591,650
  6. Step 6: Final answer
    x = 483,048.28

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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.