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Finding the Fourth Proportional to 310,479.78, 466,383.06 and 222,299.94

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Solution

The fourth proportional to 310,479.78, 466,383.06 and 222,299.94 is: 333,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,479.78 : 466,383.06 = 222,299.94 : x
  2. Step 2: Convert to fraction form
    310,479.78/466,383.06 = 222,299.94/x
  3. Step 3: Cross multiply
    310,479.78x = 466,383.06 × 222,299.94
  4. Step 4: Simplify right side
    310,479.78x = 103,676,926,255.02
  5. Step 5: Solve for x
    x = 103,676,926,255.02/310,479.78
  6. Step 6: Final answer
    x = 333,924.89

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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.