Home / 461,293.38-691,935.90-145,750.26

Finding the Fourth Proportional to 461,293.38, 691,935.90 and 145,750.26

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Solution

The fourth proportional to 461,293.38, 691,935.90 and 145,750.26 is: 218,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,293.38 : 691,935.90 = 145,750.26 : x
  2. Step 2: Convert to fraction form
    461,293.38/691,935.90 = 145,750.26/x
  3. Step 3: Cross multiply
    461,293.38x = 691,935.90 × 145,750.26
  4. Step 4: Simplify right side
    461,293.38x = 100,849,837,328.33
  5. Step 5: Solve for x
    x = 100,849,837,328.33/461,293.38
  6. Step 6: Final answer
    x = 218,624.07

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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.