Home / 748,583.24-1,123,196.54-243,299.05

Finding the Fourth Proportional to 748,583.24, 1,123,196.54 and 243,299.05

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Solution

The fourth proportional to 748,583.24, 1,123,196.54 and 243,299.05 is: 365,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,583.24 : 1,123,196.54 = 243,299.05 : x
  2. Step 2: Convert to fraction form
    748,583.24/1,123,196.54 = 243,299.05/x
  3. Step 3: Cross multiply
    748,583.24x = 1,123,196.54 × 243,299.05
  4. Step 4: Simplify right side
    748,583.24x = 273,272,647,120.80
  5. Step 5: Solve for x
    x = 273,272,647,120.80/748,583.24
  6. Step 6: Final answer
    x = 365,053.12

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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.