Home / 292,945.36-404,272.48-165,640.08

Finding the Fourth Proportional to 292,945.36, 404,272.48 and 165,640.08

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Solution

The fourth proportional to 292,945.36, 404,272.48 and 165,640.08 is: 228,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,945.36 : 404,272.48 = 165,640.08 : x
  2. Step 2: Convert to fraction form
    292,945.36/404,272.48 = 165,640.08/x
  3. Step 3: Cross multiply
    292,945.36x = 404,272.48 × 165,640.08
  4. Step 4: Simplify right side
    292,945.36x = 66,963,725,929.00
  5. Step 5: Solve for x
    x = 66,963,725,929.00/292,945.36
  6. Step 6: Final answer
    x = 228,587.77

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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.