Home / 889,085.34-1,226,939.27-481,187.52

Finding the Fourth Proportional to 889,085.34, 1,226,939.27 and 481,187.52

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Solution

The fourth proportional to 889,085.34, 1,226,939.27 and 481,187.52 is: 664,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,085.34 : 1,226,939.27 = 481,187.52 : x
  2. Step 2: Convert to fraction form
    889,085.34/1,226,939.27 = 481,187.52/x
  3. Step 3: Cross multiply
    889,085.34x = 1,226,939.27 × 481,187.52
  4. Step 4: Simplify right side
    889,085.34x = 590,387,862,115.97
  5. Step 5: Solve for x
    x = 590,387,862,115.97/889,085.34
  6. Step 6: Final answer
    x = 664,039.59

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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.