Home / 810,089.57-1,215,119.30-241,855.94

Finding the Fourth Proportional to 810,089.57, 1,215,119.30 and 241,855.94

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Solution

The fourth proportional to 810,089.57, 1,215,119.30 and 241,855.94 is: 362,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,089.57 : 1,215,119.30 = 241,855.94 : x
  2. Step 2: Convert to fraction form
    810,089.57/1,215,119.30 = 241,855.94/x
  3. Step 3: Cross multiply
    810,089.57x = 1,215,119.30 × 241,855.94
  4. Step 4: Simplify right side
    810,089.57x = 293,883,813,228.77
  5. Step 5: Solve for x
    x = 293,883,813,228.77/810,089.57
  6. Step 6: Final answer
    x = 362,779.41

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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.