Home / 396,106.34-546,574.23-224,047.76

Finding the Fourth Proportional to 396,106.34, 546,574.23 and 224,047.76

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Solution

The fourth proportional to 396,106.34, 546,574.23 and 224,047.76 is: 309,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,106.34 : 546,574.23 = 224,047.76 : x
  2. Step 2: Convert to fraction form
    396,106.34/546,574.23 = 224,047.76/x
  3. Step 3: Cross multiply
    396,106.34x = 546,574.23 × 224,047.76
  4. Step 4: Simplify right side
    396,106.34x = 122,458,729,172.35
  5. Step 5: Solve for x
    x = 122,458,729,172.35/396,106.34
  6. Step 6: Final answer
    x = 309,156.20

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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.