Home / 674,666.81-1,012,279.97-295,391.80

Finding the Fourth Proportional to 674,666.81, 1,012,279.97 and 295,391.80

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Solution

The fourth proportional to 674,666.81, 1,012,279.97 and 295,391.80 is: 443,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,666.81 : 1,012,279.97 = 295,391.80 : x
  2. Step 2: Convert to fraction form
    674,666.81/1,012,279.97 = 295,391.80/x
  3. Step 3: Cross multiply
    674,666.81x = 1,012,279.97 × 295,391.80
  4. Step 4: Simplify right side
    674,666.81x = 299,019,202,442.25
  5. Step 5: Solve for x
    x = 299,019,202,442.25/674,666.81
  6. Step 6: Final answer
    x = 443,210.19

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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.