Home / 888,939.30-1,226,739.47-481,041.10

Finding the Fourth Proportional to 888,939.30, 1,226,739.47 and 481,041.10

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Solution

The fourth proportional to 888,939.30, 1,226,739.47 and 481,041.10 is: 663,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,939.30 : 1,226,739.47 = 481,041.10 : x
  2. Step 2: Convert to fraction form
    888,939.30/1,226,739.47 = 481,041.10/x
  3. Step 3: Cross multiply
    888,939.30x = 1,226,739.47 × 481,041.10
  4. Step 4: Simplify right side
    888,939.30x = 590,112,101,657.01
  5. Step 5: Solve for x
    x = 590,112,101,657.01/888,939.30
  6. Step 6: Final answer
    x = 663,838.47

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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.