Home / 674,395.40-1,012,160.64-337,334.96

Finding the Fourth Proportional to 674,395.40, 1,012,160.64 and 337,334.96

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Solution

The fourth proportional to 674,395.40, 1,012,160.64 and 337,334.96 is: 506,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,395.40 : 1,012,160.64 = 337,334.96 : x
  2. Step 2: Convert to fraction form
    674,395.40/1,012,160.64 = 337,334.96/x
  3. Step 3: Cross multiply
    674,395.40x = 1,012,160.64 × 337,334.96
  4. Step 4: Simplify right side
    674,395.40x = 341,437,169,007.97
  5. Step 5: Solve for x
    x = 341,437,169,007.97/674,395.40
  6. Step 6: Final answer
    x = 506,286.33

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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.