Home / 462,927.20-638,582.32-269,313.16

Finding the Fourth Proportional to 462,927.20, 638,582.32 and 269,313.16

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Solution

The fourth proportional to 462,927.20, 638,582.32 and 269,313.16 is: 371,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,927.20 : 638,582.32 = 269,313.16 : x
  2. Step 2: Convert to fraction form
    462,927.20/638,582.32 = 269,313.16/x
  3. Step 3: Cross multiply
    462,927.20x = 638,582.32 × 269,313.16
  4. Step 4: Simplify right side
    462,927.20x = 171,978,622,519.33
  5. Step 5: Solve for x
    x = 171,978,622,519.33/462,927.20
  6. Step 6: Final answer
    x = 371,502.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.