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Finding the Fourth Proportional to 377,450.58, 520,710.16 and 224,401.93

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Solution

The fourth proportional to 377,450.58, 520,710.16 and 224,401.93 is: 309,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,450.58 : 520,710.16 = 224,401.93 : x
  2. Step 2: Convert to fraction form
    377,450.58/520,710.16 = 224,401.93/x
  3. Step 3: Cross multiply
    377,450.58x = 520,710.16 × 224,401.93
  4. Step 4: Simplify right side
    377,450.58x = 116,848,363,432.58
  5. Step 5: Solve for x
    x = 116,848,363,432.58/377,450.58
  6. Step 6: Final answer
    x = 309,572.62

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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.