Home / 589,379.36-813,441.03-347,721.02

Finding the Fourth Proportional to 589,379.36, 813,441.03 and 347,721.02

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Solution

The fourth proportional to 589,379.36, 813,441.03 and 347,721.02 is: 479,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,379.36 : 813,441.03 = 347,721.02 : x
  2. Step 2: Convert to fraction form
    589,379.36/813,441.03 = 347,721.02/x
  3. Step 3: Cross multiply
    589,379.36x = 813,441.03 × 347,721.02
  4. Step 4: Simplify right side
    589,379.36x = 282,850,544,661.45
  5. Step 5: Solve for x
    x = 282,850,544,661.45/589,379.36
  6. Step 6: Final answer
    x = 479,912.54

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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.