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Finding the Fourth Proportional to 662,761.02, 914,610.24 and 360,955.02

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Solution

The fourth proportional to 662,761.02, 914,610.24 and 360,955.02 is: 498,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,761.02 : 914,610.24 = 360,955.02 : x
  2. Step 2: Convert to fraction form
    662,761.02/914,610.24 = 360,955.02/x
  3. Step 3: Cross multiply
    662,761.02x = 914,610.24 × 360,955.02
  4. Step 4: Simplify right side
    662,761.02x = 330,133,157,471.41
  5. Step 5: Solve for x
    x = 330,133,157,471.41/662,761.02
  6. Step 6: Final answer
    x = 498,117.95

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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.