Home / 591,130.60-886,523.10-212,007.40

Finding the Fourth Proportional to 591,130.60, 886,523.10 and 212,007.40

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Solution

The fourth proportional to 591,130.60, 886,523.10 and 212,007.40 is: 317,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,130.60 : 886,523.10 = 212,007.40 : x
  2. Step 2: Convert to fraction form
    591,130.60/886,523.10 = 212,007.40/x
  3. Step 3: Cross multiply
    591,130.60x = 886,523.10 × 212,007.40
  4. Step 4: Simplify right side
    591,130.60x = 187,949,457,470.94
  5. Step 5: Solve for x
    x = 187,949,457,470.94/591,130.60
  6. Step 6: Final answer
    x = 317,949.13

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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.