Home / 246,818.56-370,072.32-209,391.70

Finding the Fourth Proportional to 246,818.56, 370,072.32 and 209,391.70

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Solution

The fourth proportional to 246,818.56, 370,072.32 and 209,391.70 is: 313,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,818.56 : 370,072.32 = 209,391.70 : x
  2. Step 2: Convert to fraction form
    246,818.56/370,072.32 = 209,391.70/x
  3. Step 3: Cross multiply
    246,818.56x = 370,072.32 × 209,391.70
  4. Step 4: Simplify right side
    246,818.56x = 77,490,072,207.74
  5. Step 5: Solve for x
    x = 77,490,072,207.74/246,818.56
  6. Step 6: Final answer
    x = 313,955.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.