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Finding the Fourth Proportional to 573,266.16, 859,918.68 and 152,542.44

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Solution

The fourth proportional to 573,266.16, 859,918.68 and 152,542.44 is: 228,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,266.16 : 859,918.68 = 152,542.44 : x
  2. Step 2: Convert to fraction form
    573,266.16/859,918.68 = 152,542.44/x
  3. Step 3: Cross multiply
    573,266.16x = 859,918.68 × 152,542.44
  4. Step 4: Simplify right side
    573,266.16x = 131,174,093,648.78
  5. Step 5: Solve for x
    x = 131,174,093,648.78/573,266.16
  6. Step 6: Final answer
    x = 228,818.83

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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.