Home / 1,127,477.27-1,691,035.85-328,571.93

Finding the Fourth Proportional to 1,127,477.27, 1,691,035.85 and 328,571.93

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Solution

The fourth proportional to 1,127,477.27, 1,691,035.85 and 328,571.93 is: 492,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,477.27 : 1,691,035.85 = 328,571.93 : x
  2. Step 2: Convert to fraction form
    1,127,477.27/1,691,035.85 = 328,571.93/x
  3. Step 3: Cross multiply
    1,127,477.27x = 1,691,035.85 × 328,571.93
  4. Step 4: Simplify right side
    1,127,477.27x = 555,626,902,835.65
  5. Step 5: Solve for x
    x = 555,626,902,835.65/1,127,477.27
  6. Step 6: Final answer
    x = 492,805.42

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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.