Home / 762,610.33-1,143,624.16-257,035.46

Finding the Fourth Proportional to 762,610.33, 1,143,624.16 and 257,035.46

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Solution

The fourth proportional to 762,610.33, 1,143,624.16 and 257,035.46 is: 385,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,610.33 : 1,143,624.16 = 257,035.46 : x
  2. Step 2: Convert to fraction form
    762,610.33/1,143,624.16 = 257,035.46/x
  3. Step 3: Cross multiply
    762,610.33x = 1,143,624.16 × 257,035.46
  4. Step 4: Simplify right side
    762,610.33x = 293,951,964,249.19
  5. Step 5: Solve for x
    x = 293,951,964,249.19/762,610.33
  6. Step 6: Final answer
    x = 385,455.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.