Home / 777,831.36-1,166,358.24-356,748

Finding the Fourth Proportional to 777,831.36, 1,166,358.24 and 356,748

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Solution

The fourth proportional to 777,831.36, 1,166,358.24 and 356,748 is: 534,943.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,831.36 : 1,166,358.24 = 356,748 : x
  2. Step 2: Convert to fraction form
    777,831.36/1,166,358.24 = 356,748/x
  3. Step 3: Cross multiply
    777,831.36x = 1,166,358.24 × 356,748
  4. Step 4: Simplify right side
    777,831.36x = 416,095,969,403.52
  5. Step 5: Solve for x
    x = 416,095,969,403.52/777,831.36
  6. Step 6: Final answer
    x = 534,943.68

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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.