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Finding the Fourth Proportional to 301,563.39, 452,345.37 and 91,201.53

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Solution

The fourth proportional to 301,563.39, 452,345.37 and 91,201.53 is: 136,802.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,563.39 : 452,345.37 = 91,201.53 : x
  2. Step 2: Convert to fraction form
    301,563.39/452,345.37 = 91,201.53/x
  3. Step 3: Cross multiply
    301,563.39x = 452,345.37 × 91,201.53
  4. Step 4: Simplify right side
    301,563.39x = 41,254,589,832.42
  5. Step 5: Solve for x
    x = 41,254,589,832.42/301,563.39
  6. Step 6: Final answer
    x = 136,802.38

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1.5x scale

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.