Home / 597,466.40-823,369.44-427,405.28

Finding the Fourth Proportional to 597,466.40, 823,369.44 and 427,405.28

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Solution

The fourth proportional to 597,466.40, 823,369.44 and 427,405.28 is: 589,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,466.40 : 823,369.44 = 427,405.28 : x
  2. Step 2: Convert to fraction form
    597,466.40/823,369.44 = 427,405.28/x
  3. Step 3: Cross multiply
    597,466.40x = 823,369.44 × 427,405.28
  4. Step 4: Simplify right side
    597,466.40x = 351,912,446,046.64
  5. Step 5: Solve for x
    x = 351,912,446,046.64/597,466.40
  6. Step 6: Final answer
    x = 589,007.93

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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.