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Finding the Fourth Proportional to 377,057.88, 520,166.44 and 334,080.88

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Solution

The fourth proportional to 377,057.88, 520,166.44 and 334,080.88 is: 460,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,057.88 : 520,166.44 = 334,080.88 : x
  2. Step 2: Convert to fraction form
    377,057.88/520,166.44 = 334,080.88/x
  3. Step 3: Cross multiply
    377,057.88x = 520,166.44 × 334,080.88
  4. Step 4: Simplify right side
    377,057.88x = 173,777,662,021.67
  5. Step 5: Solve for x
    x = 173,777,662,021.67/377,057.88
  6. Step 6: Final answer
    x = 460,877.95

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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.