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Finding the Fourth Proportional to 396,437.01, 547,075.26 and 224,351.76

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Solution

The fourth proportional to 396,437.01, 547,075.26 and 224,351.76 is: 309,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,437.01 : 547,075.26 = 224,351.76 : x
  2. Step 2: Convert to fraction form
    396,437.01/547,075.26 = 224,351.76/x
  3. Step 3: Cross multiply
    396,437.01x = 547,075.26 × 224,351.76
  4. Step 4: Simplify right side
    396,437.01x = 122,737,297,433.46
  5. Step 5: Solve for x
    x = 122,737,297,433.46/396,437.01
  6. Step 6: Final answer
    x = 309,601.01

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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.