Home / 852,576.96-1,176,556.32-470,603.84

Finding the Fourth Proportional to 852,576.96, 1,176,556.32 and 470,603.84

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Solution

The fourth proportional to 852,576.96, 1,176,556.32 and 470,603.84 is: 649,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,576.96 : 1,176,556.32 = 470,603.84 : x
  2. Step 2: Convert to fraction form
    852,576.96/1,176,556.32 = 470,603.84/x
  3. Step 3: Cross multiply
    852,576.96x = 1,176,556.32 × 470,603.84
  4. Step 4: Simplify right side
    852,576.96x = 553,691,922,168.27
  5. Step 5: Solve for x
    x = 553,691,922,168.27/852,576.96
  6. Step 6: Final answer
    x = 649,433.36

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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.