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Finding the Fourth Proportional to 605,055.52, 834,882.28 and 350,357.50

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Solution

The fourth proportional to 605,055.52, 834,882.28 and 350,357.50 is: 483,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,055.52 : 834,882.28 = 350,357.50 : x
  2. Step 2: Convert to fraction form
    605,055.52/834,882.28 = 350,357.50/x
  3. Step 3: Cross multiply
    605,055.52x = 834,882.28 × 350,357.50
  4. Step 4: Simplify right side
    605,055.52x = 292,507,268,415.10
  5. Step 5: Solve for x
    x = 292,507,268,415.10/605,055.52
  6. Step 6: Final answer
    x = 483,438.72

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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.