Home / 823,056.35-1,237,208.93-775,817.15

Finding the Fourth Proportional to 823,056.35, 1,237,208.93 and 775,817.15

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Solution

The fourth proportional to 823,056.35, 1,237,208.93 and 775,817.15 is: 1,166,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,056.35 : 1,237,208.93 = 775,817.15 : x
  2. Step 2: Convert to fraction form
    823,056.35/1,237,208.93 = 775,817.15/x
  3. Step 3: Cross multiply
    823,056.35x = 1,237,208.93 × 775,817.15
  4. Step 4: Simplify right side
    823,056.35x = 959,847,902,148.06
  5. Step 5: Solve for x
    x = 959,847,902,148.06/823,056.35
  6. Step 6: Final answer
    x = 1,166,199.50

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Double scale
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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.