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Finding the Fourth Proportional to 293,521.08, 405,101.88 and 164,468.28

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Solution

The fourth proportional to 293,521.08, 405,101.88 and 164,468.28 is: 226,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,521.08 : 405,101.88 = 164,468.28 : x
  2. Step 2: Convert to fraction form
    293,521.08/405,101.88 = 164,468.28/x
  3. Step 3: Cross multiply
    293,521.08x = 405,101.88 × 164,468.28
  4. Step 4: Simplify right side
    293,521.08x = 66,626,409,428.37
  5. Step 5: Solve for x
    x = 66,626,409,428.37/293,521.08
  6. Step 6: Final answer
    x = 226,990.20

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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.