Home / 751,348.96-1,036,859.41-411,816.16

Finding the Fourth Proportional to 751,348.96, 1,036,859.41 and 411,816.16

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Solution

The fourth proportional to 751,348.96, 1,036,859.41 and 411,816.16 is: 568,305.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,348.96 : 1,036,859.41 = 411,816.16 : x
  2. Step 2: Convert to fraction form
    751,348.96/1,036,859.41 = 411,816.16/x
  3. Step 3: Cross multiply
    751,348.96x = 1,036,859.41 × 411,816.16
  4. Step 4: Simplify right side
    751,348.96x = 426,995,453,442.69
  5. Step 5: Solve for x
    x = 426,995,453,442.69/751,348.96
  6. Step 6: Final answer
    x = 568,305.11

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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.