Home / 806,606.28-1,209,909.60-332,771.04

Finding the Fourth Proportional to 806,606.28, 1,209,909.60 and 332,771.04

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Solution

The fourth proportional to 806,606.28, 1,209,909.60 and 332,771.04 is: 499,156.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,606.28 : 1,209,909.60 = 332,771.04 : x
  2. Step 2: Convert to fraction form
    806,606.28/1,209,909.60 = 332,771.04/x
  3. Step 3: Cross multiply
    806,606.28x = 1,209,909.60 × 332,771.04
  4. Step 4: Simplify right side
    806,606.28x = 402,622,875,897.98
  5. Step 5: Solve for x
    x = 402,622,875,897.98/806,606.28
  6. Step 6: Final answer
    x = 499,156.63

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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.