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Finding the Fourth Proportional to 446,416.71, 616,059.59 and 242,469.60

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Solution

The fourth proportional to 446,416.71, 616,059.59 and 242,469.60 is: 334,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,416.71 : 616,059.59 = 242,469.60 : x
  2. Step 2: Convert to fraction form
    446,416.71/616,059.59 = 242,469.60/x
  3. Step 3: Cross multiply
    446,416.71x = 616,059.59 × 242,469.60
  4. Step 4: Simplify right side
    446,416.71x = 149,375,721,151.12
  5. Step 5: Solve for x
    x = 149,375,721,151.12/446,416.71
  6. Step 6: Final answer
    x = 334,610.51

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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.