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Finding the Fourth Proportional to 446,374.50, 616,034.80 and 252,816.64

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Solution

The fourth proportional to 446,374.50, 616,034.80 and 252,816.64 is: 348,908.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,374.50 : 616,034.80 = 252,816.64 : x
  2. Step 2: Convert to fraction form
    446,374.50/616,034.80 = 252,816.64/x
  3. Step 3: Cross multiply
    446,374.50x = 616,034.80 × 252,816.64
  4. Step 4: Simplify right side
    446,374.50x = 155,743,848,397.07
  5. Step 5: Solve for x
    x = 155,743,848,397.07/446,374.50
  6. Step 6: Final answer
    x = 348,908.48

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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.