Home / 995,209.40-1,492,814.10-285,195.80

Finding the Fourth Proportional to 995,209.40, 1,492,814.10 and 285,195.80

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Solution

The fourth proportional to 995,209.40, 1,492,814.10 and 285,195.80 is: 427,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,209.40 : 1,492,814.10 = 285,195.80 : x
  2. Step 2: Convert to fraction form
    995,209.40/1,492,814.10 = 285,195.80/x
  3. Step 3: Cross multiply
    995,209.40x = 1,492,814.10 × 285,195.80
  4. Step 4: Simplify right side
    995,209.40x = 425,744,311,500.78
  5. Step 5: Solve for x
    x = 425,744,311,500.78/995,209.40
  6. Step 6: Final answer
    x = 427,793.70

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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.