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Finding the Fourth Proportional to 605,471.76, 835,551.08 and 350,970.64

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Solution

The fourth proportional to 605,471.76, 835,551.08 and 350,970.64 is: 484,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,471.76 : 835,551.08 = 350,970.64 : x
  2. Step 2: Convert to fraction form
    605,471.76/835,551.08 = 350,970.64/x
  3. Step 3: Cross multiply
    605,471.76x = 835,551.08 × 350,970.64
  4. Step 4: Simplify right side
    605,471.76x = 293,253,897,300.29
  5. Step 5: Solve for x
    x = 293,253,897,300.29/605,471.76
  6. Step 6: Final answer
    x = 484,339.51

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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.