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Finding the Fourth Proportional to 605,371.67, 835,412.86 and 350,870.48

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Solution

The fourth proportional to 605,371.67, 835,412.86 and 350,870.48 is: 484,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,371.67 : 835,412.86 = 350,870.48 : x
  2. Step 2: Convert to fraction form
    605,371.67/835,412.86 = 350,870.48/x
  3. Step 3: Cross multiply
    605,371.67x = 835,412.86 × 350,870.48
  4. Step 4: Simplify right side
    605,371.67x = 293,121,711,186.37
  5. Step 5: Solve for x
    x = 293,121,711,186.37/605,371.67
  6. Step 6: Final answer
    x = 484,201.24

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1.5x scale

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.