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Finding the Fourth Proportional to 296,959.36, 443,807.88 and 217,164.84

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Solution

The fourth proportional to 296,959.36, 443,807.88 and 217,164.84 is: 324,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,959.36 : 443,807.88 = 217,164.84 : x
  2. Step 2: Convert to fraction form
    296,959.36/443,807.88 = 217,164.84/x
  3. Step 3: Cross multiply
    296,959.36x = 443,807.88 × 217,164.84
  4. Step 4: Simplify right side
    296,959.36x = 96,379,466,165.12
  5. Step 5: Solve for x
    x = 96,379,466,165.12/296,959.36
  6. Step 6: Final answer
    x = 324,554.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.