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Finding the Fourth Proportional to 433,339.11, 650,081.25 and 149,018.13

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Solution

The fourth proportional to 433,339.11, 650,081.25 and 149,018.13 is: 223,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,339.11 : 650,081.25 = 149,018.13 : x
  2. Step 2: Convert to fraction form
    433,339.11/650,081.25 = 149,018.13/x
  3. Step 3: Cross multiply
    433,339.11x = 650,081.25 × 149,018.13
  4. Step 4: Simplify right side
    433,339.11x = 96,873,892,223.06
  5. Step 5: Solve for x
    x = 96,873,892,223.06/433,339.11
  6. Step 6: Final answer
    x = 223,552.16

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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.