Home / 367,831.65-507,653.02-206,683.19

Finding the Fourth Proportional to 367,831.65, 507,653.02 and 206,683.19

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Solution

The fourth proportional to 367,831.65, 507,653.02 and 206,683.19 is: 285,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,831.65 : 507,653.02 = 206,683.19 : x
  2. Step 2: Convert to fraction form
    367,831.65/507,653.02 = 206,683.19/x
  3. Step 3: Cross multiply
    367,831.65x = 507,653.02 × 206,683.19
  4. Step 4: Simplify right side
    367,831.65x = 104,923,345,586.73
  5. Step 5: Solve for x
    x = 104,923,345,586.73/367,831.65
  6. Step 6: Final answer
    x = 285,248.28

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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.