Home / 397,498.50-548,547.93-227,831.04

Finding the Fourth Proportional to 397,498.50, 548,547.93 and 227,831.04

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Solution

The fourth proportional to 397,498.50, 548,547.93 and 227,831.04 is: 314,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,498.50 : 548,547.93 = 227,831.04 : x
  2. Step 2: Convert to fraction form
    397,498.50/548,547.93 = 227,831.04/x
  3. Step 3: Cross multiply
    397,498.50x = 548,547.93 × 227,831.04
  4. Step 4: Simplify right side
    397,498.50x = 124,976,245,381.75
  5. Step 5: Solve for x
    x = 124,976,245,381.75/397,498.50
  6. Step 6: Final answer
    x = 314,406.84

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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.