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Finding the Fourth Proportional to 700,292.51, 966,850.61 and 571,538.56

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Solution

The fourth proportional to 700,292.51, 966,850.61 and 571,538.56 is: 789,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,292.51 : 966,850.61 = 571,538.56 : x
  2. Step 2: Convert to fraction form
    700,292.51/966,850.61 = 571,538.56/x
  3. Step 3: Cross multiply
    700,292.51x = 966,850.61 × 571,538.56
  4. Step 4: Simplify right side
    700,292.51x = 552,592,397,682.58
  5. Step 5: Solve for x
    x = 552,592,397,682.58/700,292.51
  6. Step 6: Final answer
    x = 789,087.97

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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.