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Finding the Fourth Proportional to 292,317.31, 403,394.84 and 164,998.27

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Solution

The fourth proportional to 292,317.31, 403,394.84 and 164,998.27 is: 227,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,317.31 : 403,394.84 = 164,998.27 : x
  2. Step 2: Convert to fraction form
    292,317.31/403,394.84 = 164,998.27/x
  3. Step 3: Cross multiply
    292,317.31x = 403,394.84 × 164,998.27
  4. Step 4: Simplify right side
    292,317.31x = 66,559,448,893.45
  5. Step 5: Solve for x
    x = 66,559,448,893.45/292,317.31
  6. Step 6: Final answer
    x = 227,695.89

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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.