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Finding the Fourth Proportional to 442,915.24, 611,222.87 and 241,711.24

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Solution

The fourth proportional to 442,915.24, 611,222.87 and 241,711.24 is: 333,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,915.24 : 611,222.87 = 241,711.24 : x
  2. Step 2: Convert to fraction form
    442,915.24/611,222.87 = 241,711.24/x
  3. Step 3: Cross multiply
    442,915.24x = 611,222.87 × 241,711.24
  4. Step 4: Simplify right side
    442,915.24x = 147,739,437,824.06
  5. Step 5: Solve for x
    x = 147,739,437,824.06/442,915.24
  6. Step 6: Final answer
    x = 333,561.42

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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.