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Finding the Fourth Proportional to 501,822, 752,991.12 and 333,458.64

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Solution

The fourth proportional to 501,822, 752,991.12 and 333,458.64 is: 500,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,822 : 752,991.12 = 333,458.64 : x
  2. Step 2: Convert to fraction form
    501,822/752,991.12 = 333,458.64/x
  3. Step 3: Cross multiply
    501,822x = 752,991.12 × 333,458.64
  4. Step 4: Simplify right side
    501,822x = 251,091,394,807.28
  5. Step 5: Solve for x
    x = 251,091,394,807.28/501,822
  6. Step 6: Final answer
    x = 500,359.48

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1.5x scale

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.