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Finding the Fourth Proportional to 446,505.64, 616,175.33 and 242,554.91

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Solution

The fourth proportional to 446,505.64, 616,175.33 and 242,554.91 is: 334,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,505.64 : 616,175.33 = 242,554.91 : x
  2. Step 2: Convert to fraction form
    446,505.64/616,175.33 = 242,554.91/x
  3. Step 3: Cross multiply
    446,505.64x = 616,175.33 × 242,554.91
  4. Step 4: Simplify right side
    446,505.64x = 149,456,347,418.72
  5. Step 5: Solve for x
    x = 149,456,347,418.72/446,505.64
  6. Step 6: Final answer
    x = 334,724.44

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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.