Home / 682,707.78-1,024,051.14-303,528.96

Finding the Fourth Proportional to 682,707.78, 1,024,051.14 and 303,528.96

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Solution

The fourth proportional to 682,707.78, 1,024,051.14 and 303,528.96 is: 455,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,707.78 : 1,024,051.14 = 303,528.96 : x
  2. Step 2: Convert to fraction form
    682,707.78/1,024,051.14 = 303,528.96/x
  3. Step 3: Cross multiply
    682,707.78x = 1,024,051.14 × 303,528.96
  4. Step 4: Simplify right side
    682,707.78x = 310,829,177,511.01
  5. Step 5: Solve for x
    x = 310,829,177,511.01/682,707.78
  6. Step 6: Final answer
    x = 455,288.76

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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.