Home / 537,975.40-806,876.70-163,911.40

Finding the Fourth Proportional to 537,975.40, 806,876.70 and 163,911.40

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Solution

The fourth proportional to 537,975.40, 806,876.70 and 163,911.40 is: 245,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,975.40 : 806,876.70 = 163,911.40 : x
  2. Step 2: Convert to fraction form
    537,975.40/806,876.70 = 163,911.40/x
  3. Step 3: Cross multiply
    537,975.40x = 806,876.70 × 163,911.40
  4. Step 4: Simplify right side
    537,975.40x = 132,256,289,524.38
  5. Step 5: Solve for x
    x = 132,256,289,524.38/537,975.40
  6. Step 6: Final answer
    x = 245,840.78

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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.