Home / 376,601.09-564,938.82-123,779.03

Finding the Fourth Proportional to 376,601.09, 564,938.82 and 123,779.03

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Solution

The fourth proportional to 376,601.09, 564,938.82 and 123,779.03 is: 185,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,601.09 : 564,938.82 = 123,779.03 : x
  2. Step 2: Convert to fraction form
    376,601.09/564,938.82 = 123,779.03/x
  3. Step 3: Cross multiply
    376,601.09x = 564,938.82 × 123,779.03
  4. Step 4: Simplify right side
    376,601.09x = 69,927,576,324.25
  5. Step 5: Solve for x
    x = 69,927,576,324.25/376,601.09
  6. Step 6: Final answer
    x = 185,680.76

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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.