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Finding the Fourth Proportional to 377,955.15, 564,167.15 and 333,115.98

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Solution

The fourth proportional to 377,955.15, 564,167.15 and 333,115.98 is: 497,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,955.15 : 564,167.15 = 333,115.98 : x
  2. Step 2: Convert to fraction form
    377,955.15/564,167.15 = 333,115.98/x
  3. Step 3: Cross multiply
    377,955.15x = 564,167.15 × 333,115.98
  4. Step 4: Simplify right side
    377,955.15x = 187,933,091,390.48
  5. Step 5: Solve for x
    x = 187,933,091,390.48/377,955.15
  6. Step 6: Final answer
    x = 497,236.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.