Home / 1,005,082.10-1,507,772.60-331,038.98

Finding the Fourth Proportional to 1,005,082.10, 1,507,772.60 and 331,038.98

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Solution

The fourth proportional to 1,005,082.10, 1,507,772.60 and 331,038.98 is: 496,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,082.10 : 1,507,772.60 = 331,038.98 : x
  2. Step 2: Convert to fraction form
    1,005,082.10/1,507,772.60 = 331,038.98/x
  3. Step 3: Cross multiply
    1,005,082.10x = 1,507,772.60 × 331,038.98
  4. Step 4: Simplify right side
    1,005,082.10x = 499,131,503,575.95
  5. Step 5: Solve for x
    x = 499,131,503,575.95/1,005,082.10
  6. Step 6: Final answer
    x = 496,607.69

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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.