Home / 1,171,378.32-1,757,338.12-497,481.60

Finding the Fourth Proportional to 1,171,378.32, 1,757,338.12 and 497,481.60

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Solution

The fourth proportional to 1,171,378.32, 1,757,338.12 and 497,481.60 is: 746,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,378.32 : 1,757,338.12 = 497,481.60 : x
  2. Step 2: Convert to fraction form
    1,171,378.32/1,757,338.12 = 497,481.60/x
  3. Step 3: Cross multiply
    1,171,378.32x = 1,757,338.12 × 497,481.60
  4. Step 4: Simplify right side
    1,171,378.32x = 874,243,379,678.59
  5. Step 5: Solve for x
    x = 874,243,379,678.59/1,171,378.32
  6. Step 6: Final answer
    x = 746,337.34

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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.