Home / 495,812.34-743,784.66-196,222.86

Finding the Fourth Proportional to 495,812.34, 743,784.66 and 196,222.86

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Solution

The fourth proportional to 495,812.34, 743,784.66 and 196,222.86 is: 294,360.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,812.34 : 743,784.66 = 196,222.86 : x
  2. Step 2: Convert to fraction form
    495,812.34/743,784.66 = 196,222.86/x
  3. Step 3: Cross multiply
    495,812.34x = 743,784.66 × 196,222.86
  4. Step 4: Simplify right side
    495,812.34x = 145,947,553,209.33
  5. Step 5: Solve for x
    x = 145,947,553,209.33/495,812.34
  6. Step 6: Final answer
    x = 294,360.47

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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.