Home / 852,779.53-1,279,151.73-284,201.92

Finding the Fourth Proportional to 852,779.53, 1,279,151.73 and 284,201.92

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Solution

The fourth proportional to 852,779.53, 1,279,151.73 and 284,201.92 is: 426,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,779.53 : 1,279,151.73 = 284,201.92 : x
  2. Step 2: Convert to fraction form
    852,779.53/1,279,151.73 = 284,201.92/x
  3. Step 3: Cross multiply
    852,779.53x = 1,279,151.73 × 284,201.92
  4. Step 4: Simplify right side
    852,779.53x = 363,537,377,637.32
  5. Step 5: Solve for x
    x = 363,537,377,637.32/852,779.53
  6. Step 6: Final answer
    x = 426,297.03

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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.