Home / 995,524.32-1,493,085.60-285,361.68

Finding the Fourth Proportional to 995,524.32, 1,493,085.60 and 285,361.68

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Solution

The fourth proportional to 995,524.32, 1,493,085.60 and 285,361.68 is: 427,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,524.32 : 1,493,085.60 = 285,361.68 : x
  2. Step 2: Convert to fraction form
    995,524.32/1,493,085.60 = 285,361.68/x
  3. Step 3: Cross multiply
    995,524.32x = 1,493,085.60 × 285,361.68
  4. Step 4: Simplify right side
    995,524.32x = 426,069,415,199.81
  5. Step 5: Solve for x
    x = 426,069,415,199.81/995,524.32
  6. Step 6: Final answer
    x = 427,984.94

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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.