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Finding the Fourth Proportional to 377,782.76, 563,910.22 and 332,943.86

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Solution

The fourth proportional to 377,782.76, 563,910.22 and 332,943.86 is: 496,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,782.76 : 563,910.22 = 332,943.86 : x
  2. Step 2: Convert to fraction form
    377,782.76/563,910.22 = 332,943.86/x
  3. Step 3: Cross multiply
    377,782.76x = 563,910.22 × 332,943.86
  4. Step 4: Simplify right side
    377,782.76x = 187,750,445,340.25
  5. Step 5: Solve for x
    x = 187,750,445,340.25/377,782.76
  6. Step 6: Final answer
    x = 496,979.92

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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.