Home / 901,869.48-1,245,416.58-675,121.32

Finding the Fourth Proportional to 901,869.48, 1,245,416.58 and 675,121.32

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Solution

The fourth proportional to 901,869.48, 1,245,416.58 and 675,121.32 is: 932,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,869.48 : 1,245,416.58 = 675,121.32 : x
  2. Step 2: Convert to fraction form
    901,869.48/1,245,416.58 = 675,121.32/x
  3. Step 3: Cross multiply
    901,869.48x = 1,245,416.58 × 675,121.32
  4. Step 4: Simplify right side
    901,869.48x = 840,807,285,439.49
  5. Step 5: Solve for x
    x = 840,807,285,439.49/901,869.48
  6. Step 6: Final answer
    x = 932,293.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.