Home / 412,236.29-569,164.25-257,424.10

Finding the Fourth Proportional to 412,236.29, 569,164.25 and 257,424.10

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Solution

The fourth proportional to 412,236.29, 569,164.25 and 257,424.10 is: 355,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,236.29 : 569,164.25 = 257,424.10 : x
  2. Step 2: Convert to fraction form
    412,236.29/569,164.25 = 257,424.10/x
  3. Step 3: Cross multiply
    412,236.29x = 569,164.25 × 257,424.10
  4. Step 4: Simplify right side
    412,236.29x = 146,516,594,808.43
  5. Step 5: Solve for x
    x = 146,516,594,808.43/412,236.29
  6. Step 6: Final answer
    x = 355,418.96

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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.