Home / 442,255.37-662,386.26-309,727.27

Finding the Fourth Proportional to 442,255.37, 662,386.26 and 309,727.27

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Solution

The fourth proportional to 442,255.37, 662,386.26 and 309,727.27 is: 463,892.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,255.37 : 662,386.26 = 309,727.27 : x
  2. Step 2: Convert to fraction form
    442,255.37/662,386.26 = 309,727.27/x
  3. Step 3: Cross multiply
    442,255.37x = 662,386.26 × 309,727.27
  4. Step 4: Simplify right side
    442,255.37x = 205,159,086,379.59
  5. Step 5: Solve for x
    x = 205,159,086,379.59/442,255.37
  6. Step 6: Final answer
    x = 463,892.81

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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.