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Finding the Fourth Proportional to 602,662.96, 905,406 and 568,618.12

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Solution

The fourth proportional to 602,662.96, 905,406 and 568,618.12 is: 854,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,662.96 : 905,406 = 568,618.12 : x
  2. Step 2: Convert to fraction form
    602,662.96/905,406 = 568,618.12/x
  3. Step 3: Cross multiply
    602,662.96x = 905,406 × 568,618.12
  4. Step 4: Simplify right side
    602,662.96x = 514,830,257,556.72
  5. Step 5: Solve for x
    x = 514,830,257,556.72/602,662.96
  6. Step 6: Final answer
    x = 854,259.00

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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.