Home / 259,784.78-358,584.64-152,398.22

Finding the Fourth Proportional to 259,784.78, 358,584.64 and 152,398.22

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Solution

The fourth proportional to 259,784.78, 358,584.64 and 152,398.22 is: 210,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,784.78 : 358,584.64 = 152,398.22 : x
  2. Step 2: Convert to fraction form
    259,784.78/358,584.64 = 152,398.22/x
  3. Step 3: Cross multiply
    259,784.78x = 358,584.64 × 152,398.22
  4. Step 4: Simplify right side
    259,784.78x = 54,647,658,681.42
  5. Step 5: Solve for x
    x = 54,647,658,681.42/259,784.78
  6. Step 6: Final answer
    x = 210,357.43

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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.