Home / 804,586.30-1,207,559.85-331,611.10

Finding the Fourth Proportional to 804,586.30, 1,207,559.85 and 331,611.10

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Solution

The fourth proportional to 804,586.30, 1,207,559.85 and 331,611.10 is: 497,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,586.30 : 1,207,559.85 = 331,611.10 : x
  2. Step 2: Convert to fraction form
    804,586.30/1,207,559.85 = 331,611.10/x
  3. Step 3: Cross multiply
    804,586.30x = 1,207,559.85 × 331,611.10
  4. Step 4: Simplify right side
    804,586.30x = 400,440,250,174.34
  5. Step 5: Solve for x
    x = 400,440,250,174.34/804,586.30
  6. Step 6: Final answer
    x = 497,697.08

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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.