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Finding the Fourth Proportional to 293,420.57, 404,925.52 and 164,357.92

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Solution

The fourth proportional to 293,420.57, 404,925.52 and 164,357.92 is: 226,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420.57 : 404,925.52 = 164,357.92 : x
  2. Step 2: Convert to fraction form
    293,420.57/404,925.52 = 164,357.92/x
  3. Step 3: Cross multiply
    293,420.57x = 404,925.52 × 164,357.92
  4. Step 4: Simplify right side
    293,420.57x = 66,552,714,798.91
  5. Step 5: Solve for x
    x = 66,552,714,798.91/293,420.57
  6. Step 6: Final answer
    x = 226,816.80

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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.