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Finding the Fourth Proportional to 446,033.64, 615,517.25 and 252,437.89

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Solution

The fourth proportional to 446,033.64, 615,517.25 and 252,437.89 is: 348,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,033.64 : 615,517.25 = 252,437.89 : x
  2. Step 2: Convert to fraction form
    446,033.64/615,517.25 = 252,437.89/x
  3. Step 3: Cross multiply
    446,033.64x = 615,517.25 × 252,437.89
  4. Step 4: Simplify right side
    446,033.64x = 155,379,878,062.80
  5. Step 5: Solve for x
    x = 155,379,878,062.80/446,033.64
  6. Step 6: Final answer
    x = 348,359.10

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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.