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Finding the Fourth Proportional to 333,470.31, 500,285.05 and 108,831.17

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Solution

The fourth proportional to 333,470.31, 500,285.05 and 108,831.17 is: 163,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,470.31 : 500,285.05 = 108,831.17 : x
  2. Step 2: Convert to fraction form
    333,470.31/500,285.05 = 108,831.17/x
  3. Step 3: Cross multiply
    333,470.31x = 500,285.05 × 108,831.17
  4. Step 4: Simplify right side
    333,470.31x = 54,446,604,551.51
  5. Step 5: Solve for x
    x = 54,446,604,551.51/333,470.31
  6. Step 6: Final answer
    x = 163,272.72

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1.5x scale

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.