Home / 687,232.48-1,030,601.68-237,831.28

Finding the Fourth Proportional to 687,232.48, 1,030,601.68 and 237,831.28

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Solution

The fourth proportional to 687,232.48, 1,030,601.68 and 237,831.28 is: 356,661.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,232.48 : 1,030,601.68 = 237,831.28 : x
  2. Step 2: Convert to fraction form
    687,232.48/1,030,601.68 = 237,831.28/x
  3. Step 3: Cross multiply
    687,232.48x = 1,030,601.68 × 237,831.28
  4. Step 4: Simplify right side
    687,232.48x = 245,109,316,724.55
  5. Step 5: Solve for x
    x = 245,109,316,724.55/687,232.48
  6. Step 6: Final answer
    x = 356,661.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.