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Finding the Fourth Proportional to 377,381.06, 566,334.02 and 243,930.32

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Solution

The fourth proportional to 377,381.06, 566,334.02 and 243,930.32 is: 366,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,381.06 : 566,334.02 = 243,930.32 : x
  2. Step 2: Convert to fraction form
    377,381.06/566,334.02 = 243,930.32/x
  3. Step 3: Cross multiply
    377,381.06x = 566,334.02 × 243,930.32
  4. Step 4: Simplify right side
    377,381.06x = 138,146,035,893.82
  5. Step 5: Solve for x
    x = 138,146,035,893.82/377,381.06
  6. Step 6: Final answer
    x = 366,065.11

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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.