Home / 889,257.87-1,227,176.58-481,358.46

Finding the Fourth Proportional to 889,257.87, 1,227,176.58 and 481,358.46

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Solution

The fourth proportional to 889,257.87, 1,227,176.58 and 481,358.46 is: 664,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,257.87 : 1,227,176.58 = 481,358.46 : x
  2. Step 2: Convert to fraction form
    889,257.87/1,227,176.58 = 481,358.46/x
  3. Step 3: Cross multiply
    889,257.87x = 1,227,176.58 × 481,358.46
  4. Step 4: Simplify right side
    889,257.87x = 590,711,828,696.87
  5. Step 5: Solve for x
    x = 590,711,828,696.87/889,257.87
  6. Step 6: Final answer
    x = 664,275.06

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1.5x scale

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.