Home / 817,314.48-1,225,959.38-367,717.86

Finding the Fourth Proportional to 817,314.48, 1,225,959.38 and 367,717.86

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Solution

The fourth proportional to 817,314.48, 1,225,959.38 and 367,717.86 is: 551,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,314.48 : 1,225,959.38 = 367,717.86 : x
  2. Step 2: Convert to fraction form
    817,314.48/1,225,959.38 = 367,717.86/x
  3. Step 3: Cross multiply
    817,314.48x = 1,225,959.38 × 367,717.86
  4. Step 4: Simplify right side
    817,314.48x = 450,807,157,821.94
  5. Step 5: Solve for x
    x = 450,807,157,821.94/817,314.48
  6. Step 6: Final answer
    x = 551,571.24

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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.