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Finding the Fourth Proportional to 284,892.90, 392,767.46 and 182,741.03

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Solution

The fourth proportional to 284,892.90, 392,767.46 and 182,741.03 is: 251,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,892.90 : 392,767.46 = 182,741.03 : x
  2. Step 2: Convert to fraction form
    284,892.90/392,767.46 = 182,741.03/x
  3. Step 3: Cross multiply
    284,892.90x = 392,767.46 × 182,741.03
  4. Step 4: Simplify right side
    284,892.90x = 71,774,730,499.42
  5. Step 5: Solve for x
    x = 71,774,730,499.42/284,892.90
  6. Step 6: Final answer
    x = 251,935.84

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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.