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Finding the Fourth Proportional to 377,108.75, 520,520.43 and 224,254.67

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Solution

The fourth proportional to 377,108.75, 520,520.43 and 224,254.67 is: 309,537.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,108.75 : 520,520.43 = 224,254.67 : x
  2. Step 2: Convert to fraction form
    377,108.75/520,520.43 = 224,254.67/x
  3. Step 3: Cross multiply
    377,108.75x = 520,520.43 × 224,254.67
  4. Step 4: Simplify right side
    377,108.75x = 116,729,134,655.31
  5. Step 5: Solve for x
    x = 116,729,134,655.31/377,108.75
  6. Step 6: Final answer
    x = 309,537.07

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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.