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Finding the Fourth Proportional to 446,792.22, 616,562.28 and 255,789.36

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Solution

The fourth proportional to 446,792.22, 616,562.28 and 255,789.36 is: 352,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,792.22 : 616,562.28 = 255,789.36 : x
  2. Step 2: Convert to fraction form
    446,792.22/616,562.28 = 255,789.36/x
  3. Step 3: Cross multiply
    446,792.22x = 616,562.28 × 255,789.36
  4. Step 4: Simplify right side
    446,792.22x = 157,710,071,001.34
  5. Step 5: Solve for x
    x = 157,710,071,001.34/446,792.22
  6. Step 6: Final answer
    x = 352,983.03

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1.5x scale

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.