Home / 668,515.46-1,002,674.55-195,073.70

Finding the Fourth Proportional to 668,515.46, 1,002,674.55 and 195,073.70

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Solution

The fourth proportional to 668,515.46, 1,002,674.55 and 195,073.70 is: 292,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,515.46 : 1,002,674.55 = 195,073.70 : x
  2. Step 2: Convert to fraction form
    668,515.46/1,002,674.55 = 195,073.70/x
  3. Step 3: Cross multiply
    668,515.46x = 1,002,674.55 × 195,073.70
  4. Step 4: Simplify right side
    668,515.46x = 195,595,434,364.34
  5. Step 5: Solve for x
    x = 195,595,434,364.34/668,515.46
  6. Step 6: Final answer
    x = 292,581.77

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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.