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Finding the Fourth Proportional to 722,958.06, 996,795.27 and 586,605.90

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Solution

The fourth proportional to 722,958.06, 996,795.27 and 586,605.90 is: 808,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,958.06 : 996,795.27 = 586,605.90 : x
  2. Step 2: Convert to fraction form
    722,958.06/996,795.27 = 586,605.90/x
  3. Step 3: Cross multiply
    722,958.06x = 996,795.27 × 586,605.90
  4. Step 4: Simplify right side
    722,958.06x = 584,725,986,474.09
  5. Step 5: Solve for x
    x = 584,725,986,474.09/722,958.06
  6. Step 6: Final answer
    x = 808,796.55

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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.