Home / 427,298.46-589,606.37-245,975.35

Finding the Fourth Proportional to 427,298.46, 589,606.37 and 245,975.35

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Solution

The fourth proportional to 427,298.46, 589,606.37 and 245,975.35 is: 339,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,298.46 : 589,606.37 = 245,975.35 : x
  2. Step 2: Convert to fraction form
    427,298.46/589,606.37 = 245,975.35/x
  3. Step 3: Cross multiply
    427,298.46x = 589,606.37 × 245,975.35
  4. Step 4: Simplify right side
    427,298.46x = 145,028,630,519.09
  5. Step 5: Solve for x
    x = 145,028,630,519.09/427,298.46
  6. Step 6: Final answer
    x = 339,408.27

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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.