Home / 775,557.11-1,163,350.24-243,066.35

Finding the Fourth Proportional to 775,557.11, 1,163,350.24 and 243,066.35

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Solution

The fourth proportional to 775,557.11, 1,163,350.24 and 243,066.35 is: 364,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,557.11 : 1,163,350.24 = 243,066.35 : x
  2. Step 2: Convert to fraction form
    775,557.11/1,163,350.24 = 243,066.35/x
  3. Step 3: Cross multiply
    775,557.11x = 1,163,350.24 × 243,066.35
  4. Step 4: Simplify right side
    775,557.11x = 282,771,294,003.88
  5. Step 5: Solve for x
    x = 282,771,294,003.88/775,557.11
  6. Step 6: Final answer
    x = 364,604.09

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Double scale
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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.