Home / 472,025.80-652,224.18-377,314.12

Finding the Fourth Proportional to 472,025.80, 652,224.18 and 377,314.12

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Solution

The fourth proportional to 472,025.80, 652,224.18 and 377,314.12 is: 521,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,025.80 : 652,224.18 = 377,314.12 : x
  2. Step 2: Convert to fraction form
    472,025.80/652,224.18 = 377,314.12/x
  3. Step 3: Cross multiply
    472,025.80x = 652,224.18 × 377,314.12
  4. Step 4: Simplify right side
    472,025.80x = 246,093,392,519.42
  5. Step 5: Solve for x
    x = 246,093,392,519.42/472,025.80
  6. Step 6: Final answer
    x = 521,355.81

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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.