Home / 477,196.20-715,269.28-196,560.36

Finding the Fourth Proportional to 477,196.20, 715,269.28 and 196,560.36

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Solution

The fourth proportional to 477,196.20, 715,269.28 and 196,560.36 is: 294,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,196.20 : 715,269.28 = 196,560.36 : x
  2. Step 2: Convert to fraction form
    477,196.20/715,269.28 = 196,560.36/x
  3. Step 3: Cross multiply
    477,196.20x = 715,269.28 × 196,560.36
  4. Step 4: Simplify right side
    477,196.20x = 140,593,587,173.74
  5. Step 5: Solve for x
    x = 140,593,587,173.74/477,196.20
  6. Step 6: Final answer
    x = 294,624.28

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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.