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Finding the Fourth Proportional to 415,796.36, 573,799.80 and 224,809.76

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Solution

The fourth proportional to 415,796.36, 573,799.80 and 224,809.76 is: 310,237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,796.36 : 573,799.80 = 224,809.76 : x
  2. Step 2: Convert to fraction form
    415,796.36/573,799.80 = 224,809.76/x
  3. Step 3: Cross multiply
    415,796.36x = 573,799.80 × 224,809.76
  4. Step 4: Simplify right side
    415,796.36x = 128,995,795,326.05
  5. Step 5: Solve for x
    x = 128,995,795,326.05/415,796.36
  6. Step 6: Final answer
    x = 310,237.91

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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.