Home / 936,535.50-1,405,024.68-305,449.31

Finding the Fourth Proportional to 936,535.50, 1,405,024.68 and 305,449.31

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Solution

The fourth proportional to 936,535.50, 1,405,024.68 and 305,449.31 is: 458,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,535.50 : 1,405,024.68 = 305,449.31 : x
  2. Step 2: Convert to fraction form
    936,535.50/1,405,024.68 = 305,449.31/x
  3. Step 3: Cross multiply
    936,535.50x = 1,405,024.68 × 305,449.31
  4. Step 4: Simplify right side
    936,535.50x = 429,163,823,696.97
  5. Step 5: Solve for x
    x = 429,163,823,696.97/936,535.50
  6. Step 6: Final answer
    x = 458,246.19

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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.