Home / 340,247.43-469,523.55-187,256.37

Finding the Fourth Proportional to 340,247.43, 469,523.55 and 187,256.37

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Solution

The fourth proportional to 340,247.43, 469,523.55 and 187,256.37 is: 258,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,247.43 : 469,523.55 = 187,256.37 : x
  2. Step 2: Convert to fraction form
    340,247.43/469,523.55 = 187,256.37/x
  3. Step 3: Cross multiply
    340,247.43x = 469,523.55 × 187,256.37
  4. Step 4: Simplify right side
    340,247.43x = 87,921,275,602.51
  5. Step 5: Solve for x
    x = 87,921,275,602.51/340,247.43
  6. Step 6: Final answer
    x = 258,403.94

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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.