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Finding the Fourth Proportional to 382,225.21, 527,457.50 and 246,264.89

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Solution

The fourth proportional to 382,225.21, 527,457.50 and 246,264.89 is: 339,836.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,225.21 : 527,457.50 = 246,264.89 : x
  2. Step 2: Convert to fraction form
    382,225.21/527,457.50 = 246,264.89/x
  3. Step 3: Cross multiply
    382,225.21x = 527,457.50 × 246,264.89
  4. Step 4: Simplify right side
    382,225.21x = 129,894,259,348.56
  5. Step 5: Solve for x
    x = 129,894,259,348.56/382,225.21
  6. Step 6: Final answer
    x = 339,836.98

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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.