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Finding the Fourth Proportional to 415,860.49, 573,888.09 and 224,873.89

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Solution

The fourth proportional to 415,860.49, 573,888.09 and 224,873.89 is: 310,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,860.49 : 573,888.09 = 224,873.89 : x
  2. Step 2: Convert to fraction form
    415,860.49/573,888.09 = 224,873.89/x
  3. Step 3: Cross multiply
    415,860.49x = 573,888.09 × 224,873.89
  4. Step 4: Simplify right side
    415,860.49x = 129,052,447,222.97
  5. Step 5: Solve for x
    x = 129,052,447,222.97/415,860.49
  6. Step 6: Final answer
    x = 310,326.30

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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.