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Finding the Fourth Proportional to 332,860.16, 499,241 and 122,448.88

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Solution

The fourth proportional to 332,860.16, 499,241 and 122,448.88 is: 183,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,860.16 : 499,241 = 122,448.88 : x
  2. Step 2: Convert to fraction form
    332,860.16/499,241 = 122,448.88/x
  3. Step 3: Cross multiply
    332,860.16x = 499,241 × 122,448.88
  4. Step 4: Simplify right side
    332,860.16x = 61,131,501,300.08
  5. Step 5: Solve for x
    x = 61,131,501,300.08/332,860.16
  6. Step 6: Final answer
    x = 183,655.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.