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Finding the Fourth Proportional to 296,715.40, 444,635.70 and 252,100.60

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Solution

The fourth proportional to 296,715.40, 444,635.70 and 252,100.60 is: 377,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,715.40 : 444,635.70 = 252,100.60 : x
  2. Step 2: Convert to fraction form
    296,715.40/444,635.70 = 252,100.60/x
  3. Step 3: Cross multiply
    296,715.40x = 444,635.70 × 252,100.60
  4. Step 4: Simplify right side
    296,715.40x = 112,092,926,751.42
  5. Step 5: Solve for x
    x = 112,092,926,751.42/296,715.40
  6. Step 6: Final answer
    x = 377,779.27

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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.