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Finding the Fourth Proportional to 964,194.12, 1,330,448.04 and 534,474

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Solution

The fourth proportional to 964,194.12, 1,330,448.04 and 534,474 is: 737,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,194.12 : 1,330,448.04 = 534,474 : x
  2. Step 2: Convert to fraction form
    964,194.12/1,330,448.04 = 534,474/x
  3. Step 3: Cross multiply
    964,194.12x = 1,330,448.04 × 534,474
  4. Step 4: Simplify right side
    964,194.12x = 711,089,885,730.96
  5. Step 5: Solve for x
    x = 711,089,885,730.96/964,194.12
  6. Step 6: Final answer
    x = 737,496.60

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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.