Home / 984,378.24-1,476,722.25-344,877.57

Finding the Fourth Proportional to 984,378.24, 1,476,722.25 and 344,877.57

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Solution

The fourth proportional to 984,378.24, 1,476,722.25 and 344,877.57 is: 517,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,378.24 : 1,476,722.25 = 344,877.57 : x
  2. Step 2: Convert to fraction form
    984,378.24/1,476,722.25 = 344,877.57/x
  3. Step 3: Cross multiply
    984,378.24x = 1,476,722.25 × 344,877.57
  4. Step 4: Simplify right side
    984,378.24x = 509,288,381,144.93
  5. Step 5: Solve for x
    x = 509,288,381,144.93/984,378.24
  6. Step 6: Final answer
    x = 517,370.62

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1.5x scale

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.