Home / 995,264.38-1,492,896.57-330,416.38

Finding the Fourth Proportional to 995,264.38, 1,492,896.57 and 330,416.38

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Solution

The fourth proportional to 995,264.38, 1,492,896.57 and 330,416.38 is: 495,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,264.38 : 1,492,896.57 = 330,416.38 : x
  2. Step 2: Convert to fraction form
    995,264.38/1,492,896.57 = 330,416.38/x
  3. Step 3: Cross multiply
    995,264.38x = 1,492,896.57 × 330,416.38
  4. Step 4: Simplify right side
    995,264.38x = 493,277,472,909.33
  5. Step 5: Solve for x
    x = 493,277,472,909.33/995,264.38
  6. Step 6: Final answer
    x = 495,624.56

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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.