Home / 808,054.58-1,115,094.80-445,470.03

Finding the Fourth Proportional to 808,054.58, 1,115,094.80 and 445,470.03

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Solution

The fourth proportional to 808,054.58, 1,115,094.80 and 445,470.03 is: 614,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,054.58 : 1,115,094.80 = 445,470.03 : x
  2. Step 2: Convert to fraction form
    808,054.58/1,115,094.80 = 445,470.03/x
  3. Step 3: Cross multiply
    808,054.58x = 1,115,094.80 × 445,470.03
  4. Step 4: Simplify right side
    808,054.58x = 496,741,315,122.52
  5. Step 5: Solve for x
    x = 496,741,315,122.52/808,054.58
  6. Step 6: Final answer
    x = 614,737.33

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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.