Home / 995,353.76-1,493,288.04-285,433.76

Finding the Fourth Proportional to 995,353.76, 1,493,288.04 and 285,433.76

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Solution

The fourth proportional to 995,353.76, 1,493,288.04 and 285,433.76 is: 428,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,353.76 : 1,493,288.04 = 285,433.76 : x
  2. Step 2: Convert to fraction form
    995,353.76/1,493,288.04 = 285,433.76/x
  3. Step 3: Cross multiply
    995,353.76x = 1,493,288.04 × 285,433.76
  4. Step 4: Simplify right side
    995,353.76x = 426,234,820,020.23
  5. Step 5: Solve for x
    x = 426,234,820,020.23/995,353.76
  6. Step 6: Final answer
    x = 428,224.45

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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.