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Finding the Fourth Proportional to 536,750.48, 740,748.84 and 447,170.96

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Solution

The fourth proportional to 536,750.48, 740,748.84 and 447,170.96 is: 617,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,750.48 : 740,748.84 = 447,170.96 : x
  2. Step 2: Convert to fraction form
    536,750.48/740,748.84 = 447,170.96/x
  3. Step 3: Cross multiply
    536,750.48x = 740,748.84 × 447,170.96
  4. Step 4: Simplify right side
    536,750.48x = 331,241,369,901.69
  5. Step 5: Solve for x
    x = 331,241,369,901.69/536,750.48
  6. Step 6: Final answer
    x = 617,123.57

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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.