Home / 649,974.48-975,382.71-350,661.66

Finding the Fourth Proportional to 649,974.48, 975,382.71 and 350,661.66

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Solution

The fourth proportional to 649,974.48, 975,382.71 and 350,661.66 is: 526,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,974.48 : 975,382.71 = 350,661.66 : x
  2. Step 2: Convert to fraction form
    649,974.48/975,382.71 = 350,661.66/x
  3. Step 3: Cross multiply
    649,974.48x = 975,382.71 × 350,661.66
  4. Step 4: Simplify right side
    649,974.48x = 342,029,320,223.90
  5. Step 5: Solve for x
    x = 342,029,320,223.90/649,974.48
  6. Step 6: Final answer
    x = 526,219.61

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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.