Home / 292,276.20-403,333-164,963.64

Finding the Fourth Proportional to 292,276.20, 403,333 and 164,963.64

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Solution

The fourth proportional to 292,276.20, 403,333 and 164,963.64 is: 227,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,276.20 : 403,333 = 164,963.64 : x
  2. Step 2: Convert to fraction form
    292,276.20/403,333 = 164,963.64/x
  3. Step 3: Cross multiply
    292,276.20x = 403,333 × 164,963.64
  4. Step 4: Simplify right side
    292,276.20x = 66,535,279,812.12
  5. Step 5: Solve for x
    x = 66,535,279,812.12/292,276.20
  6. Step 6: Final answer
    x = 227,645.22

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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.