Home / 1,172,299.40-1,758,063.52-414,003.32

Finding the Fourth Proportional to 1,172,299.40, 1,758,063.52 and 414,003.32

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Solution

The fourth proportional to 1,172,299.40, 1,758,063.52 and 414,003.32 is: 620,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,299.40 : 1,758,063.52 = 414,003.32 : x
  2. Step 2: Convert to fraction form
    1,172,299.40/1,758,063.52 = 414,003.32/x
  3. Step 3: Cross multiply
    1,172,299.40x = 1,758,063.52 × 414,003.32
  4. Step 4: Simplify right side
    1,172,299.40x = 727,844,134,050.89
  5. Step 5: Solve for x
    x = 727,844,134,050.89/1,172,299.40
  6. Step 6: Final answer
    x = 620,868.81

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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.