Home / 674,537.78-1,012,205.11-248,372.81

Finding the Fourth Proportional to 674,537.78, 1,012,205.11 and 248,372.81

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Solution

The fourth proportional to 674,537.78, 1,012,205.11 and 248,372.81 is: 372,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,537.78 : 1,012,205.11 = 248,372.81 : x
  2. Step 2: Convert to fraction form
    674,537.78/1,012,205.11 = 248,372.81/x
  3. Step 3: Cross multiply
    674,537.78x = 1,012,205.11 × 248,372.81
  4. Step 4: Simplify right side
    674,537.78x = 251,404,223,199.74
  5. Step 5: Solve for x
    x = 251,404,223,199.74/674,537.78
  6. Step 6: Final answer
    x = 372,705.92

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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.