Home / 940,471.48-1,297,850.34-510,751.72

Finding the Fourth Proportional to 940,471.48, 1,297,850.34 and 510,751.72

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Solution

The fourth proportional to 940,471.48, 1,297,850.34 and 510,751.72 is: 704,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,471.48 : 1,297,850.34 = 510,751.72 : x
  2. Step 2: Convert to fraction form
    940,471.48/1,297,850.34 = 510,751.72/x
  3. Step 3: Cross multiply
    940,471.48x = 1,297,850.34 × 510,751.72
  4. Step 4: Simplify right side
    940,471.48x = 662,879,293,457.59
  5. Step 5: Solve for x
    x = 662,879,293,457.59/940,471.48
  6. Step 6: Final answer
    x = 704,837.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.