Home / 377,227.20-520,573.44-207,472.32

Finding the Fourth Proportional to 377,227.20, 520,573.44 and 207,472.32

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Solution

The fourth proportional to 377,227.20, 520,573.44 and 207,472.32 is: 286,311.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,227.20 : 520,573.44 = 207,472.32 : x
  2. Step 2: Convert to fraction form
    377,227.20/520,573.44 = 207,472.32/x
  3. Step 3: Cross multiply
    377,227.20x = 520,573.44 × 207,472.32
  4. Step 4: Simplify right side
    377,227.20x = 108,004,579,327.18
  5. Step 5: Solve for x
    x = 108,004,579,327.18/377,227.20
  6. Step 6: Final answer
    x = 286,311.75

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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.