Home / 940,999.32-1,410,705.54-408,119

Finding the Fourth Proportional to 940,999.32, 1,410,705.54 and 408,119

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Solution

The fourth proportional to 940,999.32, 1,410,705.54 and 408,119 is: 611,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,999.32 : 1,410,705.54 = 408,119 : x
  2. Step 2: Convert to fraction form
    940,999.32/1,410,705.54 = 408,119/x
  3. Step 3: Cross multiply
    940,999.32x = 1,410,705.54 × 408,119
  4. Step 4: Simplify right side
    940,999.32x = 575,735,734,279.26
  5. Step 5: Solve for x
    x = 575,735,734,279.26/940,999.32
  6. Step 6: Final answer
    x = 611,834.38

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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.