Home / 782,790.01-1,173,814.93-303,242.42

Finding the Fourth Proportional to 782,790.01, 1,173,814.93 and 303,242.42

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Solution

The fourth proportional to 782,790.01, 1,173,814.93 and 303,242.42 is: 454,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,790.01 : 1,173,814.93 = 303,242.42 : x
  2. Step 2: Convert to fraction form
    782,790.01/1,173,814.93 = 303,242.42/x
  3. Step 3: Cross multiply
    782,790.01x = 1,173,814.93 × 303,242.42
  4. Step 4: Simplify right side
    782,790.01x = 355,950,472,620.04
  5. Step 5: Solve for x
    x = 355,950,472,620.04/782,790.01
  6. Step 6: Final answer
    x = 454,720.26

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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.