Home / 1,188,345.76-1,782,392.26-335,396.32

Finding the Fourth Proportional to 1,188,345.76, 1,782,392.26 and 335,396.32

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Solution

The fourth proportional to 1,188,345.76, 1,782,392.26 and 335,396.32 is: 503,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,345.76 : 1,782,392.26 = 335,396.32 : x
  2. Step 2: Convert to fraction form
    1,188,345.76/1,782,392.26 = 335,396.32/x
  3. Step 3: Cross multiply
    1,188,345.76x = 1,782,392.26 × 335,396.32
  4. Step 4: Simplify right side
    1,188,345.76x = 597,807,804,800.48
  5. Step 5: Solve for x
    x = 597,807,804,800.48/1,188,345.76
  6. Step 6: Final answer
    x = 503,058.81

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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.