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Finding the Fourth Proportional to 888,630.76, 1,333,476.06 and 356,268.52

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Solution

The fourth proportional to 888,630.76, 1,333,476.06 and 356,268.52 is: 534,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,630.76 : 1,333,476.06 = 356,268.52 : x
  2. Step 2: Convert to fraction form
    888,630.76/1,333,476.06 = 356,268.52/x
  3. Step 3: Cross multiply
    888,630.76x = 1,333,476.06 × 356,268.52
  4. Step 4: Simplify right side
    888,630.76x = 475,075,542,351.63
  5. Step 5: Solve for x
    x = 475,075,542,351.63/888,630.76
  6. Step 6: Final answer
    x = 534,615.23

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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.