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Finding the Fourth Proportional to 377,019, 565,523.57 and 92,712

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Solution

The fourth proportional to 377,019, 565,523.57 and 92,712 is: 139,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,019 : 565,523.57 = 92,712 : x
  2. Step 2: Convert to fraction form
    377,019/565,523.57 = 92,712/x
  3. Step 3: Cross multiply
    377,019x = 565,523.57 × 92,712
  4. Step 4: Simplify right side
    377,019x = 52,430,820,758.28
  5. Step 5: Solve for x
    x = 52,430,820,758.28/377,019
  6. Step 6: Final answer
    x = 139,066.79

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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.