Home / 370,726.27-511,593.66-209,574.44

Finding the Fourth Proportional to 370,726.27, 511,593.66 and 209,574.44

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Solution

The fourth proportional to 370,726.27, 511,593.66 and 209,574.44 is: 289,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,726.27 : 511,593.66 = 209,574.44 : x
  2. Step 2: Convert to fraction form
    370,726.27/511,593.66 = 209,574.44/x
  3. Step 3: Cross multiply
    370,726.27x = 511,593.66 × 209,574.44
  4. Step 4: Simplify right side
    370,726.27x = 107,216,954,802.05
  5. Step 5: Solve for x
    x = 107,216,954,802.05/370,726.27
  6. Step 6: Final answer
    x = 289,207.87

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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.