Home / 869,233.80-1,303,850.70-603,513.30

Finding the Fourth Proportional to 869,233.80, 1,303,850.70 and 603,513.30

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Solution

The fourth proportional to 869,233.80, 1,303,850.70 and 603,513.30 is: 905,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,233.80 : 1,303,850.70 = 603,513.30 : x
  2. Step 2: Convert to fraction form
    869,233.80/1,303,850.70 = 603,513.30/x
  3. Step 3: Cross multiply
    869,233.80x = 1,303,850.70 × 603,513.30
  4. Step 4: Simplify right side
    869,233.80x = 786,891,238,664.31
  5. Step 5: Solve for x
    x = 786,891,238,664.31/869,233.80
  6. Step 6: Final answer
    x = 905,269.95

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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.