Home / 888,274.20-1,333,448.10-509,496.60

Finding the Fourth Proportional to 888,274.20, 1,333,448.10 and 509,496.60

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Solution

The fourth proportional to 888,274.20, 1,333,448.10 and 509,496.60 is: 764,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,274.20 : 1,333,448.10 = 509,496.60 : x
  2. Step 2: Convert to fraction form
    888,274.20/1,333,448.10 = 509,496.60/x
  3. Step 3: Cross multiply
    888,274.20x = 1,333,448.10 × 509,496.60
  4. Step 4: Simplify right side
    888,274.20x = 679,387,273,226.46
  5. Step 5: Solve for x
    x = 679,387,273,226.46/888,274.20
  6. Step 6: Final answer
    x = 764,839.59

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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.