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Finding the Fourth Proportional to 528,817.95, 793,363.61 and 229,229.33

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Solution

The fourth proportional to 528,817.95, 793,363.61 and 229,229.33 is: 343,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,817.95 : 793,363.61 = 229,229.33 : x
  2. Step 2: Convert to fraction form
    528,817.95/793,363.61 = 229,229.33/x
  3. Step 3: Cross multiply
    528,817.95x = 793,363.61 × 229,229.33
  4. Step 4: Simplify right side
    528,817.95x = 181,862,205,372.94
  5. Step 5: Solve for x
    x = 181,862,205,372.94/528,817.95
  6. Step 6: Final answer
    x = 343,903.24

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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.