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Finding the Fourth Proportional to 301,297.77, 416,341.08 and 219,483.63

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Solution

The fourth proportional to 301,297.77, 416,341.08 and 219,483.63 is: 303,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,297.77 : 416,341.08 = 219,483.63 : x
  2. Step 2: Convert to fraction form
    301,297.77/416,341.08 = 219,483.63/x
  3. Step 3: Cross multiply
    301,297.77x = 416,341.08 × 219,483.63
  4. Step 4: Simplify right side
    301,297.77x = 91,380,051,556.52
  5. Step 5: Solve for x
    x = 91,380,051,556.52/301,297.77
  6. Step 6: Final answer
    x = 303,288.18

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1.5x scale

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.