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Finding the Fourth Proportional to 296,651.34, 444,972.96 and 72,013.50

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Solution

The fourth proportional to 296,651.34, 444,972.96 and 72,013.50 is: 108,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,651.34 : 444,972.96 = 72,013.50 : x
  2. Step 2: Convert to fraction form
    296,651.34/444,972.96 = 72,013.50/x
  3. Step 3: Cross multiply
    296,651.34x = 444,972.96 × 72,013.50
  4. Step 4: Simplify right side
    296,651.34x = 32,044,060,254.96
  5. Step 5: Solve for x
    x = 32,044,060,254.96/296,651.34
  6. Step 6: Final answer
    x = 108,019.27

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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.