Home / 995,257.88-1,492,886.81-330,409.88

Finding the Fourth Proportional to 995,257.88, 1,492,886.81 and 330,409.88

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Solution

The fourth proportional to 995,257.88, 1,492,886.81 and 330,409.88 is: 495,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,257.88 : 1,492,886.81 = 330,409.88 : x
  2. Step 2: Convert to fraction form
    995,257.88/1,492,886.81 = 330,409.88/x
  3. Step 3: Cross multiply
    995,257.88x = 1,492,886.81 × 330,409.88
  4. Step 4: Simplify right side
    995,257.88x = 493,264,545,107.27
  5. Step 5: Solve for x
    x = 493,264,545,107.27/995,257.88
  6. Step 6: Final answer
    x = 495,614.81

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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.