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Finding the Fourth Proportional to 292,684.02, 403,903.11 and 165,359.58

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Solution

The fourth proportional to 292,684.02, 403,903.11 and 165,359.58 is: 228,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,684.02 : 403,903.11 = 165,359.58 : x
  2. Step 2: Convert to fraction form
    292,684.02/403,903.11 = 165,359.58/x
  3. Step 3: Cross multiply
    292,684.02x = 403,903.11 × 165,359.58
  4. Step 4: Simplify right side
    292,684.02x = 66,789,248,630.29
  5. Step 5: Solve for x
    x = 66,789,248,630.29/292,684.02
  6. Step 6: Final answer
    x = 228,195.75

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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.