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Finding the Fourth Proportional to 404,005.51, 606,026.49 and 151,220.20

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Solution

The fourth proportional to 404,005.51, 606,026.49 and 151,220.20 is: 226,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,005.51 : 606,026.49 = 151,220.20 : x
  2. Step 2: Convert to fraction form
    404,005.51/606,026.49 = 151,220.20/x
  3. Step 3: Cross multiply
    404,005.51x = 606,026.49 × 151,220.20
  4. Step 4: Simplify right side
    404,005.51x = 91,643,447,023.10
  5. Step 5: Solve for x
    x = 91,643,447,023.10/404,005.51
  6. Step 6: Final answer
    x = 226,837.12

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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.