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Finding the Fourth Proportional to 573,266.80, 858,863.40 and 467,513.20

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Solution

The fourth proportional to 573,266.80, 858,863.40 and 467,513.20 is: 700,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,266.80 : 858,863.40 = 467,513.20 : x
  2. Step 2: Convert to fraction form
    573,266.80/858,863.40 = 467,513.20/x
  3. Step 3: Cross multiply
    573,266.80x = 858,863.40 × 467,513.20
  4. Step 4: Simplify right side
    573,266.80x = 401,529,976,496.88
  5. Step 5: Solve for x
    x = 401,529,976,496.88/573,266.80
  6. Step 6: Final answer
    x = 700,424.26

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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.