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Finding the Fourth Proportional to 377,777.76, 563,902.75 and 332,938.86

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Solution

The fourth proportional to 377,777.76, 563,902.75 and 332,938.86 is: 496,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,777.76 : 563,902.75 = 332,938.86 : x
  2. Step 2: Convert to fraction form
    377,777.76/563,902.75 = 332,938.86/x
  3. Step 3: Cross multiply
    377,777.76x = 563,902.75 × 332,938.86
  4. Step 4: Simplify right side
    377,777.76x = 187,745,137,903.52
  5. Step 5: Solve for x
    x = 187,745,137,903.52/377,777.76
  6. Step 6: Final answer
    x = 496,972.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.