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Finding the Fourth Proportional to 339,037.74, 467,878.02 and 186,090.24

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Solution

The fourth proportional to 339,037.74, 467,878.02 and 186,090.24 is: 256,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,037.74 : 467,878.02 = 186,090.24 : x
  2. Step 2: Convert to fraction form
    339,037.74/467,878.02 = 186,090.24/x
  3. Step 3: Cross multiply
    339,037.74x = 467,878.02 × 186,090.24
  4. Step 4: Simplify right side
    339,037.74x = 87,067,533,032.52
  5. Step 5: Solve for x
    x = 87,067,533,032.52/339,037.74
  6. Step 6: Final answer
    x = 256,807.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.