Home / 292,514.40-438,845.49-134,853.57

Finding the Fourth Proportional to 292,514.40, 438,845.49 and 134,853.57

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Solution

The fourth proportional to 292,514.40, 438,845.49 and 134,853.57 is: 202,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,514.40 : 438,845.49 = 134,853.57 : x
  2. Step 2: Convert to fraction form
    292,514.40/438,845.49 = 134,853.57/x
  3. Step 3: Cross multiply
    292,514.40x = 438,845.49 × 134,853.57
  4. Step 4: Simplify right side
    292,514.40x = 59,179,881,004.90
  5. Step 5: Solve for x
    x = 59,179,881,004.90/292,514.40
  6. Step 6: Final answer
    x = 202,314.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.