Home / 1,088,364.36-1,632,565.26-378,415.56

Finding the Fourth Proportional to 1,088,364.36, 1,632,565.26 and 378,415.56

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Solution

The fourth proportional to 1,088,364.36, 1,632,565.26 and 378,415.56 is: 567,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,364.36 : 1,632,565.26 = 378,415.56 : x
  2. Step 2: Convert to fraction form
    1,088,364.36/1,632,565.26 = 378,415.56/x
  3. Step 3: Cross multiply
    1,088,364.36x = 1,632,565.26 × 378,415.56
  4. Step 4: Simplify right side
    1,088,364.36x = 617,788,097,099.45
  5. Step 5: Solve for x
    x = 617,788,097,099.45/1,088,364.36
  6. Step 6: Final answer
    x = 567,629.85

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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.