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Finding the Fourth Proportional to 377,222.29, 565,903.40 and 124,520.38

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Solution

The fourth proportional to 377,222.29, 565,903.40 and 124,520.38 is: 186,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,222.29 : 565,903.40 = 124,520.38 : x
  2. Step 2: Convert to fraction form
    377,222.29/565,903.40 = 124,520.38/x
  3. Step 3: Cross multiply
    377,222.29x = 565,903.40 × 124,520.38
  4. Step 4: Simplify right side
    377,222.29x = 70,466,504,373.93
  5. Step 5: Solve for x
    x = 70,466,504,373.93/377,222.29
  6. Step 6: Final answer
    x = 186,803.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.