Home / 307,769.07-424,728.48-193,052.58

Finding the Fourth Proportional to 307,769.07, 424,728.48 and 193,052.58

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Solution

The fourth proportional to 307,769.07, 424,728.48 and 193,052.58 is: 266,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,769.07 : 424,728.48 = 193,052.58 : x
  2. Step 2: Convert to fraction form
    307,769.07/424,728.48 = 193,052.58/x
  3. Step 3: Cross multiply
    307,769.07x = 424,728.48 × 193,052.58
  4. Step 4: Simplify right side
    307,769.07x = 81,994,928,863.48
  5. Step 5: Solve for x
    x = 81,994,928,863.48/307,769.07
  6. Step 6: Final answer
    x = 266,417.05

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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.