Home / 1,003,731.26-1,505,655.36-284,012.72

Finding the Fourth Proportional to 1,003,731.26, 1,505,655.36 and 284,012.72

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Solution

The fourth proportional to 1,003,731.26, 1,505,655.36 and 284,012.72 is: 426,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,731.26 : 1,505,655.36 = 284,012.72 : x
  2. Step 2: Convert to fraction form
    1,003,731.26/1,505,655.36 = 284,012.72/x
  3. Step 3: Cross multiply
    1,003,731.26x = 1,505,655.36 × 284,012.72
  4. Step 4: Simplify right side
    1,003,731.26x = 427,625,274,176.18
  5. Step 5: Solve for x
    x = 427,625,274,176.18/1,003,731.26
  6. Step 6: Final answer
    x = 426,035.62

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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.