Home / 936,068.92-1,403,835.54-305,037.88

Finding the Fourth Proportional to 936,068.92, 1,403,835.54 and 305,037.88

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Solution

The fourth proportional to 936,068.92, 1,403,835.54 and 305,037.88 is: 457,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,068.92 : 1,403,835.54 = 305,037.88 : x
  2. Step 2: Convert to fraction form
    936,068.92/1,403,835.54 = 305,037.88/x
  3. Step 3: Cross multiply
    936,068.92x = 1,403,835.54 × 305,037.88
  4. Step 4: Simplify right side
    936,068.92x = 428,223,016,990.26
  5. Step 5: Solve for x
    x = 428,223,016,990.26/936,068.92
  6. Step 6: Final answer
    x = 457,469.54

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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.