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Finding the Fourth Proportional to 474,194.20, 711,792.60 and 463,485.43

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Solution

The fourth proportional to 474,194.20, 711,792.60 and 463,485.43 is: 695,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,194.20 : 711,792.60 = 463,485.43 : x
  2. Step 2: Convert to fraction form
    474,194.20/711,792.60 = 463,485.43/x
  3. Step 3: Cross multiply
    474,194.20x = 711,792.60 × 463,485.43
  4. Step 4: Simplify right side
    474,194.20x = 329,905,495,722.86
  5. Step 5: Solve for x
    x = 329,905,495,722.86/474,194.20
  6. Step 6: Final answer
    x = 695,718.12

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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.