Home / 575,082.20-862,725.72-195,981.92

Finding the Fourth Proportional to 575,082.20, 862,725.72 and 195,981.92

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Solution

The fourth proportional to 575,082.20, 862,725.72 and 195,981.92 is: 294,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,082.20 : 862,725.72 = 195,981.92 : x
  2. Step 2: Convert to fraction form
    575,082.20/862,725.72 = 195,981.92/x
  3. Step 3: Cross multiply
    575,082.20x = 862,725.72 × 195,981.92
  4. Step 4: Simplify right side
    575,082.20x = 169,078,643,038.98
  5. Step 5: Solve for x
    x = 169,078,643,038.98/575,082.20
  6. Step 6: Final answer
    x = 294,007.78

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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.