Home / 446,673.12-669,865.70-147,082.37

Finding the Fourth Proportional to 446,673.12, 669,865.70 and 147,082.37

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Solution

The fourth proportional to 446,673.12, 669,865.70 and 147,082.37 is: 220,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,673.12 : 669,865.70 = 147,082.37 : x
  2. Step 2: Convert to fraction form
    446,673.12/669,865.70 = 147,082.37/x
  3. Step 3: Cross multiply
    446,673.12x = 669,865.70 × 147,082.37
  4. Step 4: Simplify right side
    446,673.12x = 98,525,436,780.08
  5. Step 5: Solve for x
    x = 98,525,436,780.08/446,673.12
  6. Step 6: Final answer
    x = 220,576.15

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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.