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Finding the Fourth Proportional to 464,771.40, 697,142.70 and 132,347.40

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Solution

The fourth proportional to 464,771.40, 697,142.70 and 132,347.40 is: 198,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,771.40 : 697,142.70 = 132,347.40 : x
  2. Step 2: Convert to fraction form
    464,771.40/697,142.70 = 132,347.40/x
  3. Step 3: Cross multiply
    464,771.40x = 697,142.70 × 132,347.40
  4. Step 4: Simplify right side
    464,771.40x = 92,265,023,773.98
  5. Step 5: Solve for x
    x = 92,265,023,773.98/464,771.40
  6. Step 6: Final answer
    x = 198,517.00

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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.