Home / 773,028.80-1,159,485.60-323,633.60

Finding the Fourth Proportional to 773,028.80, 1,159,485.60 and 323,633.60

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Solution

The fourth proportional to 773,028.80, 1,159,485.60 and 323,633.60 is: 485,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,028.80 : 1,159,485.60 = 323,633.60 : x
  2. Step 2: Convert to fraction form
    773,028.80/1,159,485.60 = 323,633.60/x
  3. Step 3: Cross multiply
    773,028.80x = 1,159,485.60 × 323,633.60
  4. Step 4: Simplify right side
    773,028.80x = 375,248,498,876.16
  5. Step 5: Solve for x
    x = 375,248,498,876.16/773,028.80
  6. Step 6: Final answer
    x = 485,426.29

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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.