Home / 649,737.93-973,755.73-312,106.82

Finding the Fourth Proportional to 649,737.93, 973,755.73 and 312,106.82

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Solution

The fourth proportional to 649,737.93, 973,755.73 and 312,106.82 is: 467,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,737.93 : 973,755.73 = 312,106.82 : x
  2. Step 2: Convert to fraction form
    649,737.93/973,755.73 = 312,106.82/x
  3. Step 3: Cross multiply
    649,737.93x = 973,755.73 × 312,106.82
  4. Step 4: Simplify right side
    649,737.93x = 303,915,803,590.21
  5. Step 5: Solve for x
    x = 303,915,803,590.21/649,737.93
  6. Step 6: Final answer
    x = 467,751.37

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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.