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Finding the Fourth Proportional to 510,037.44, 765,404.64 and 177,613.44

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Solution

The fourth proportional to 510,037.44, 765,404.64 and 177,613.44 is: 266,541.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,037.44 : 765,404.64 = 177,613.44 : x
  2. Step 2: Convert to fraction form
    510,037.44/765,404.64 = 177,613.44/x
  3. Step 3: Cross multiply
    510,037.44x = 765,404.64 × 177,613.44
  4. Step 4: Simplify right side
    510,037.44x = 135,946,151,102.36
  5. Step 5: Solve for x
    x = 135,946,151,102.36/510,037.44
  6. Step 6: Final answer
    x = 266,541.51

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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.