Home / 822,066.70-1,233,072.26-289,573.82

Finding the Fourth Proportional to 822,066.70, 1,233,072.26 and 289,573.82

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Solution

The fourth proportional to 822,066.70, 1,233,072.26 and 289,573.82 is: 434,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,066.70 : 1,233,072.26 = 289,573.82 : x
  2. Step 2: Convert to fraction form
    822,066.70/1,233,072.26 = 289,573.82/x
  3. Step 3: Cross multiply
    822,066.70x = 1,233,072.26 × 289,573.82
  4. Step 4: Simplify right side
    822,066.70x = 357,065,437,051.00
  5. Step 5: Solve for x
    x = 357,065,437,051.00/822,066.70
  6. Step 6: Final answer
    x = 434,350.93

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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.