Home / 484,848.36-726,470.64-247,865.04

Finding the Fourth Proportional to 484,848.36, 726,470.64 and 247,865.04

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Solution

The fourth proportional to 484,848.36, 726,470.64 and 247,865.04 is: 371,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,848.36 : 726,470.64 = 247,865.04 : x
  2. Step 2: Convert to fraction form
    484,848.36/726,470.64 = 247,865.04/x
  3. Step 3: Cross multiply
    484,848.36x = 726,470.64 × 247,865.04
  4. Step 4: Simplify right side
    484,848.36x = 180,066,674,242.43
  5. Step 5: Solve for x
    x = 180,066,674,242.43/484,848.36
  6. Step 6: Final answer
    x = 371,387.61

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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.