Home / 675,926.46-932,714.72-403,940.21

Finding the Fourth Proportional to 675,926.46, 932,714.72 and 403,940.21

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Solution

The fourth proportional to 675,926.46, 932,714.72 and 403,940.21 is: 557,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,926.46 : 932,714.72 = 403,940.21 : x
  2. Step 2: Convert to fraction form
    675,926.46/932,714.72 = 403,940.21/x
  3. Step 3: Cross multiply
    675,926.46x = 932,714.72 × 403,940.21
  4. Step 4: Simplify right side
    675,926.46x = 376,760,980,468.24
  5. Step 5: Solve for x
    x = 376,760,980,468.24/675,926.46
  6. Step 6: Final answer
    x = 557,399.36

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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.