Home / 296,749.09-409,543.05-169,443.82

Finding the Fourth Proportional to 296,749.09, 409,543.05 and 169,443.82

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Solution

The fourth proportional to 296,749.09, 409,543.05 and 169,443.82 is: 233,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,749.09 : 409,543.05 = 169,443.82 : x
  2. Step 2: Convert to fraction form
    296,749.09/409,543.05 = 169,443.82/x
  3. Step 3: Cross multiply
    296,749.09x = 409,543.05 × 169,443.82
  4. Step 4: Simplify right side
    296,749.09x = 69,394,538,846.45
  5. Step 5: Solve for x
    x = 69,394,538,846.45/296,749.09
  6. Step 6: Final answer
    x = 233,849.21

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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.