Home / 827,401.40-1,241,247.90-295,231.40

Finding the Fourth Proportional to 827,401.40, 1,241,247.90 and 295,231.40

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Solution

The fourth proportional to 827,401.40, 1,241,247.90 and 295,231.40 is: 442,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,401.40 : 1,241,247.90 = 295,231.40 : x
  2. Step 2: Convert to fraction form
    827,401.40/1,241,247.90 = 295,231.40/x
  3. Step 3: Cross multiply
    827,401.40x = 1,241,247.90 × 295,231.40
  4. Step 4: Simplify right side
    827,401.40x = 366,455,355,264.06
  5. Step 5: Solve for x
    x = 366,455,355,264.06/827,401.40
  6. Step 6: Final answer
    x = 442,899.12

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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.