Home / 292,949.36-404,278-165,644.08

Finding the Fourth Proportional to 292,949.36, 404,278 and 165,644.08

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Solution

The fourth proportional to 292,949.36, 404,278 and 165,644.08 is: 228,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,949.36 : 404,278 = 165,644.08 : x
  2. Step 2: Convert to fraction form
    292,949.36/404,278 = 165,644.08/x
  3. Step 3: Cross multiply
    292,949.36x = 404,278 × 165,644.08
  4. Step 4: Simplify right side
    292,949.36x = 66,966,257,374.24
  5. Step 5: Solve for x
    x = 66,966,257,374.24/292,949.36
  6. Step 6: Final answer
    x = 228,593.29

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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.