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Finding the Fourth Proportional to 552,895.74, 829,381.29 and 188,008.77

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Solution

The fourth proportional to 552,895.74, 829,381.29 and 188,008.77 is: 282,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,895.74 : 829,381.29 = 188,008.77 : x
  2. Step 2: Convert to fraction form
    552,895.74/829,381.29 = 188,008.77/x
  3. Step 3: Cross multiply
    552,895.74x = 829,381.29 × 188,008.77
  4. Step 4: Simplify right side
    552,895.74x = 155,930,956,193.91
  5. Step 5: Solve for x
    x = 155,930,956,193.91/552,895.74
  6. Step 6: Final answer
    x = 282,025.97

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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.