Home / 1,052,458.52-1,578,295.94-378,355.86

Finding the Fourth Proportional to 1,052,458.52, 1,578,295.94 and 378,355.86

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Solution

The fourth proportional to 1,052,458.52, 1,578,295.94 and 378,355.86 is: 567,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,458.52 : 1,578,295.94 = 378,355.86 : x
  2. Step 2: Convert to fraction form
    1,052,458.52/1,578,295.94 = 378,355.86/x
  3. Step 3: Cross multiply
    1,052,458.52x = 1,578,295.94 × 378,355.86
  4. Step 4: Simplify right side
    1,052,458.52x = 597,157,515,821.43
  5. Step 5: Solve for x
    x = 597,157,515,821.43/1,052,458.52
  6. Step 6: Final answer
    x = 567,392.93

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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.