Home / 292,988.04-404,321.28-165,668.16

Finding the Fourth Proportional to 292,988.04, 404,321.28 and 165,668.16

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Solution

The fourth proportional to 292,988.04, 404,321.28 and 165,668.16 is: 228,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,988.04 : 404,321.28 = 165,668.16 : x
  2. Step 2: Convert to fraction form
    292,988.04/404,321.28 = 165,668.16/x
  3. Step 3: Cross multiply
    292,988.04x = 404,321.28 × 165,668.16
  4. Step 4: Simplify right side
    292,988.04x = 66,983,162,506.44
  5. Step 5: Solve for x
    x = 66,983,162,506.44/292,988.04
  6. Step 6: Final answer
    x = 228,620.81

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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.