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Finding the Fourth Proportional to 591,877.72, 816,595.18 and 333,722.22

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Solution

The fourth proportional to 591,877.72, 816,595.18 and 333,722.22 is: 460,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,877.72 : 816,595.18 = 333,722.22 : x
  2. Step 2: Convert to fraction form
    591,877.72/816,595.18 = 333,722.22/x
  3. Step 3: Cross multiply
    591,877.72x = 816,595.18 × 333,722.22
  4. Step 4: Simplify right side
    591,877.72x = 272,515,956,310.90
  5. Step 5: Solve for x
    x = 272,515,956,310.90/591,877.72
  6. Step 6: Final answer
    x = 460,426.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.