Home / 557,433.02-836,204.90-178,258.48

Finding the Fourth Proportional to 557,433.02, 836,204.90 and 178,258.48

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Solution

The fourth proportional to 557,433.02, 836,204.90 and 178,258.48 is: 267,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,433.02 : 836,204.90 = 178,258.48 : x
  2. Step 2: Convert to fraction form
    557,433.02/836,204.90 = 178,258.48/x
  3. Step 3: Cross multiply
    557,433.02x = 836,204.90 × 178,258.48
  4. Step 4: Simplify right side
    557,433.02x = 149,060,614,442.55
  5. Step 5: Solve for x
    x = 149,060,614,442.55/557,433.02
  6. Step 6: Final answer
    x = 267,405.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.