Home / 580,004.06-869,724.81-340,196.33

Finding the Fourth Proportional to 580,004.06, 869,724.81 and 340,196.33

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Solution

The fourth proportional to 580,004.06, 869,724.81 and 340,196.33 is: 510,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,004.06 : 869,724.81 = 340,196.33 : x
  2. Step 2: Convert to fraction form
    580,004.06/869,724.81 = 340,196.33/x
  3. Step 3: Cross multiply
    580,004.06x = 869,724.81 × 340,196.33
  4. Step 4: Simplify right side
    580,004.06x = 295,877,188,471.95
  5. Step 5: Solve for x
    x = 295,877,188,471.95/580,004.06
  6. Step 6: Final answer
    x = 510,129.51

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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.