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Finding the Fourth Proportional to 532,208.12, 798,664.73 and 292,489.43

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Solution

The fourth proportional to 532,208.12, 798,664.73 and 292,489.43 is: 438,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,208.12 : 798,664.73 = 292,489.43 : x
  2. Step 2: Convert to fraction form
    532,208.12/798,664.73 = 292,489.43/x
  3. Step 3: Cross multiply
    532,208.12x = 798,664.73 × 292,489.43
  4. Step 4: Simplify right side
    532,208.12x = 233,600,986,183.03
  5. Step 5: Solve for x
    x = 233,600,986,183.03/532,208.12
  6. Step 6: Final answer
    x = 438,927.89

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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.