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Finding the Fourth Proportional to 922,750.14, 1,272,600 and 600,342.60

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Solution

The fourth proportional to 922,750.14, 1,272,600 and 600,342.60 is: 827,955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,750.14 : 1,272,600 = 600,342.60 : x
  2. Step 2: Convert to fraction form
    922,750.14/1,272,600 = 600,342.60/x
  3. Step 3: Cross multiply
    922,750.14x = 1,272,600 × 600,342.60
  4. Step 4: Simplify right side
    922,750.14x = 763,995,992,760
  5. Step 5: Solve for x
    x = 763,995,992,760/922,750.14
  6. Step 6: Final answer
    x = 827,955.43

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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.