Home / 723,544.10-1,085,325.29-274,144.29

Finding the Fourth Proportional to 723,544.10, 1,085,325.29 and 274,144.29

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Solution

The fourth proportional to 723,544.10, 1,085,325.29 and 274,144.29 is: 411,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,544.10 : 1,085,325.29 = 274,144.29 : x
  2. Step 2: Convert to fraction form
    723,544.10/1,085,325.29 = 274,144.29/x
  3. Step 3: Cross multiply
    723,544.10x = 1,085,325.29 × 274,144.29
  4. Step 4: Simplify right side
    723,544.10x = 297,535,731,046.09
  5. Step 5: Solve for x
    x = 297,535,731,046.09/723,544.10
  6. Step 6: Final answer
    x = 411,219.90

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1.5x scale

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.