Home / 412,935.37-569,928.61-269,446.30

Finding the Fourth Proportional to 412,935.37, 569,928.61 and 269,446.30

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Solution

The fourth proportional to 412,935.37, 569,928.61 and 269,446.30 is: 371,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,935.37 : 569,928.61 = 269,446.30 : x
  2. Step 2: Convert to fraction form
    412,935.37/569,928.61 = 269,446.30/x
  3. Step 3: Cross multiply
    412,935.37x = 569,928.61 × 269,446.30
  4. Step 4: Simplify right side
    412,935.37x = 153,565,152,624.99
  5. Step 5: Solve for x
    x = 153,565,152,624.99/412,935.37
  6. Step 6: Final answer
    x = 371,886.66

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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.