Home / 292,648.44-403,849-163,586.28

Finding the Fourth Proportional to 292,648.44, 403,849 and 163,586.28

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Solution

The fourth proportional to 292,648.44, 403,849 and 163,586.28 is: 225,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,648.44 : 403,849 = 163,586.28 : x
  2. Step 2: Convert to fraction form
    292,648.44/403,849 = 163,586.28/x
  3. Step 3: Cross multiply
    292,648.44x = 403,849 × 163,586.28
  4. Step 4: Simplify right side
    292,648.44x = 66,064,155,591.72
  5. Step 5: Solve for x
    x = 66,064,155,591.72/292,648.44
  6. Step 6: Final answer
    x = 225,745.80

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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.