Home / 775,557.19-1,163,350.36-243,066.43

Finding the Fourth Proportional to 775,557.19, 1,163,350.36 and 243,066.43

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Solution

The fourth proportional to 775,557.19, 1,163,350.36 and 243,066.43 is: 364,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,557.19 : 1,163,350.36 = 243,066.43 : x
  2. Step 2: Convert to fraction form
    775,557.19/1,163,350.36 = 243,066.43/x
  3. Step 3: Cross multiply
    775,557.19x = 1,163,350.36 × 243,066.43
  4. Step 4: Simplify right side
    775,557.19x = 282,771,413,027.66
  5. Step 5: Solve for x
    x = 282,771,413,027.66/775,557.19
  6. Step 6: Final answer
    x = 364,604.21

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Double scale
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Similar ratio
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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.