Home / 744,696.37-1,117,081.46-212,295.82

Finding the Fourth Proportional to 744,696.37, 1,117,081.46 and 212,295.82

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Solution

The fourth proportional to 744,696.37, 1,117,081.46 and 212,295.82 is: 318,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,696.37 : 1,117,081.46 = 212,295.82 : x
  2. Step 2: Convert to fraction form
    744,696.37/1,117,081.46 = 212,295.82/x
  3. Step 3: Cross multiply
    744,696.37x = 1,117,081.46 × 212,295.82
  4. Step 4: Simplify right side
    744,696.37x = 237,151,724,557.50
  5. Step 5: Solve for x
    x = 237,151,724,557.50/744,696.37
  6. Step 6: Final answer
    x = 318,454.25

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Double scale
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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.