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Finding the Fourth Proportional to 544,560.58, 816,879.89 and 145,199.26

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Solution

The fourth proportional to 544,560.58, 816,879.89 and 145,199.26 is: 217,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,560.58 : 816,879.89 = 145,199.26 : x
  2. Step 2: Convert to fraction form
    544,560.58/816,879.89 = 145,199.26/x
  3. Step 3: Cross multiply
    544,560.58x = 816,879.89 × 145,199.26
  4. Step 4: Simplify right side
    544,560.58x = 118,610,355,536.88
  5. Step 5: Solve for x
    x = 118,610,355,536.88/544,560.58
  6. Step 6: Final answer
    x = 217,809.29

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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.