Home / 550,991.04-826,165.44-213,637.59

Finding the Fourth Proportional to 550,991.04, 826,165.44 and 213,637.59

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Solution

The fourth proportional to 550,991.04, 826,165.44 and 213,637.59 is: 320,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,991.04 : 826,165.44 = 213,637.59 : x
  2. Step 2: Convert to fraction form
    550,991.04/826,165.44 = 213,637.59/x
  3. Step 3: Cross multiply
    550,991.04x = 826,165.44 × 213,637.59
  4. Step 4: Simplify right side
    550,991.04x = 176,499,993,542.89
  5. Step 5: Solve for x
    x = 176,499,993,542.89/550,991.04
  6. Step 6: Final answer
    x = 320,331.88

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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.