Home / 580,395.16-800,945.33-325,746.35

Finding the Fourth Proportional to 580,395.16, 800,945.33 and 325,746.35

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Solution

The fourth proportional to 580,395.16, 800,945.33 and 325,746.35 is: 449,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,395.16 : 800,945.33 = 325,746.35 : x
  2. Step 2: Convert to fraction form
    580,395.16/800,945.33 = 325,746.35/x
  3. Step 3: Cross multiply
    580,395.16x = 800,945.33 × 325,746.35
  4. Step 4: Simplify right side
    580,395.16x = 260,905,017,797.05
  5. Step 5: Solve for x
    x = 260,905,017,797.05/580,395.16
  6. Step 6: Final answer
    x = 449,529.97

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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.