Home / 426,670.62-588,849.39-245,389.38

Finding the Fourth Proportional to 426,670.62, 588,849.39 and 245,389.38

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Solution

The fourth proportional to 426,670.62, 588,849.39 and 245,389.38 is: 338,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,670.62 : 588,849.39 = 245,389.38 : x
  2. Step 2: Convert to fraction form
    426,670.62/588,849.39 = 245,389.38/x
  3. Step 3: Cross multiply
    426,670.62x = 588,849.39 × 245,389.38
  4. Step 4: Simplify right side
    426,670.62x = 144,497,386,725.48
  5. Step 5: Solve for x
    x = 144,497,386,725.48/426,670.62
  6. Step 6: Final answer
    x = 338,662.61

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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.