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Finding the Fourth Proportional to 700,952.82, 967,291.82 and 442,967.63

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Solution

The fourth proportional to 700,952.82, 967,291.82 and 442,967.63 is: 611,280.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,952.82 : 967,291.82 = 442,967.63 : x
  2. Step 2: Convert to fraction form
    700,952.82/967,291.82 = 442,967.63/x
  3. Step 3: Cross multiply
    700,952.82x = 967,291.82 × 442,967.63
  4. Step 4: Simplify right side
    700,952.82x = 428,478,957,972.49
  5. Step 5: Solve for x
    x = 428,478,957,972.49/700,952.82
  6. Step 6: Final answer
    x = 611,280.74

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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.