Home / 889,256.87-1,227,175.20-481,357.46

Finding the Fourth Proportional to 889,256.87, 1,227,175.20 and 481,357.46

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Solution

The fourth proportional to 889,256.87, 1,227,175.20 and 481,357.46 is: 664,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,256.87 : 1,227,175.20 = 481,357.46 : x
  2. Step 2: Convert to fraction form
    889,256.87/1,227,175.20 = 481,357.46/x
  3. Step 3: Cross multiply
    889,256.87x = 1,227,175.20 × 481,357.46
  4. Step 4: Simplify right side
    889,256.87x = 590,709,931,111.12
  5. Step 5: Solve for x
    x = 590,709,931,111.12/889,256.87
  6. Step 6: Final answer
    x = 664,273.68

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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.