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Finding the Fourth Proportional to 615,035, 922,708.02 and 171,803

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Solution

The fourth proportional to 615,035, 922,708.02 and 171,803 is: 257,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,035 : 922,708.02 = 171,803 : x
  2. Step 2: Convert to fraction form
    615,035/922,708.02 = 171,803/x
  3. Step 3: Cross multiply
    615,035x = 922,708.02 × 171,803
  4. Step 4: Simplify right side
    615,035x = 158,524,005,960.06
  5. Step 5: Solve for x
    x = 158,524,005,960.06/615,035
  6. Step 6: Final answer
    x = 257,747.94

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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.