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Finding the Fourth Proportional to 294,082.20, 441,123.30 and 266,963.40

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Solution

The fourth proportional to 294,082.20, 441,123.30 and 266,963.40 is: 400,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,082.20 : 441,123.30 = 266,963.40 : x
  2. Step 2: Convert to fraction form
    294,082.20/441,123.30 = 266,963.40/x
  3. Step 3: Cross multiply
    294,082.20x = 441,123.30 × 266,963.40
  4. Step 4: Simplify right side
    294,082.20x = 117,763,775,987.22
  5. Step 5: Solve for x
    x = 117,763,775,987.22/294,082.20
  6. Step 6: Final answer
    x = 400,445.10

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1.5x scale

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.