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Finding the Fourth Proportional to 575,400.50, 793,896.91 and 327,039.01

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Solution

The fourth proportional to 575,400.50, 793,896.91 and 327,039.01 is: 451,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,400.50 : 793,896.91 = 327,039.01 : x
  2. Step 2: Convert to fraction form
    575,400.50/793,896.91 = 327,039.01/x
  3. Step 3: Cross multiply
    575,400.50x = 793,896.91 × 327,039.01
  4. Step 4: Simplify right side
    575,400.50x = 259,635,256,686.12
  5. Step 5: Solve for x
    x = 259,635,256,686.12/575,400.50
  6. Step 6: Final answer
    x = 451,225.29

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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.