Home / 298,307.19-447,282.32-202,362.33

Finding the Fourth Proportional to 298,307.19, 447,282.32 and 202,362.33

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Solution

The fourth proportional to 298,307.19, 447,282.32 and 202,362.33 is: 303,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,307.19 : 447,282.32 = 202,362.33 : x
  2. Step 2: Convert to fraction form
    298,307.19/447,282.32 = 202,362.33/x
  3. Step 3: Cross multiply
    298,307.19x = 447,282.32 × 202,362.33
  4. Step 4: Simplify right side
    298,307.19x = 90,513,092,443.01
  5. Step 5: Solve for x
    x = 90,513,092,443.01/298,307.19
  6. Step 6: Final answer
    x = 303,422.43

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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.