Home / 535,024.09-738,313.45-290,003.58

Finding the Fourth Proportional to 535,024.09, 738,313.45 and 290,003.58

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Solution

The fourth proportional to 535,024.09, 738,313.45 and 290,003.58 is: 400,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,024.09 : 738,313.45 = 290,003.58 : x
  2. Step 2: Convert to fraction form
    535,024.09/738,313.45 = 290,003.58/x
  3. Step 3: Cross multiply
    535,024.09x = 738,313.45 × 290,003.58
  4. Step 4: Simplify right side
    535,024.09x = 214,113,543,662.15
  5. Step 5: Solve for x
    x = 214,113,543,662.15/535,024.09
  6. Step 6: Final answer
    x = 400,194.21

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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.