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Finding the Fourth Proportional to 446,370.70, 616,098.69 and 255,494.74

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Solution

The fourth proportional to 446,370.70, 616,098.69 and 255,494.74 is: 352,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,370.70 : 616,098.69 = 255,494.74 : x
  2. Step 2: Convert to fraction form
    446,370.70/616,098.69 = 255,494.74/x
  3. Step 3: Cross multiply
    446,370.70x = 616,098.69 × 255,494.74
  4. Step 4: Simplify right side
    446,370.70x = 157,409,974,615.89
  5. Step 5: Solve for x
    x = 157,409,974,615.89/446,370.70
  6. Step 6: Final answer
    x = 352,644.06

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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.