Home / 843,356.34-1,163,831.22-461,383.20

Finding the Fourth Proportional to 843,356.34, 1,163,831.22 and 461,383.20

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Solution

The fourth proportional to 843,356.34, 1,163,831.22 and 461,383.20 is: 636,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,356.34 : 1,163,831.22 = 461,383.20 : x
  2. Step 2: Convert to fraction form
    843,356.34/1,163,831.22 = 461,383.20/x
  3. Step 3: Cross multiply
    843,356.34x = 1,163,831.22 × 461,383.20
  4. Step 4: Simplify right side
    843,356.34x = 536,972,172,543.50
  5. Step 5: Solve for x
    x = 536,972,172,543.50/843,356.34
  6. Step 6: Final answer
    x = 636,708.53

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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.