Home / 377,488.92-520,736.28-224,418.24

Finding the Fourth Proportional to 377,488.92, 520,736.28 and 224,418.24

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Solution

The fourth proportional to 377,488.92, 520,736.28 and 224,418.24 is: 309,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,488.92 : 520,736.28 = 224,418.24 : x
  2. Step 2: Convert to fraction form
    377,488.92/520,736.28 = 224,418.24/x
  3. Step 3: Cross multiply
    377,488.92x = 520,736.28 × 224,418.24
  4. Step 4: Simplify right side
    377,488.92x = 116,862,719,461.75
  5. Step 5: Solve for x
    x = 116,862,719,461.75/377,488.92
  6. Step 6: Final answer
    x = 309,579.20

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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.