Home / 822,066.20-1,233,071.50-289,573.31

Finding the Fourth Proportional to 822,066.20, 1,233,071.50 and 289,573.31

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Solution

The fourth proportional to 822,066.20, 1,233,071.50 and 289,573.31 is: 434,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,066.20 : 1,233,071.50 = 289,573.31 : x
  2. Step 2: Convert to fraction form
    822,066.20/1,233,071.50 = 289,573.31/x
  3. Step 3: Cross multiply
    822,066.20x = 1,233,071.50 × 289,573.31
  4. Step 4: Simplify right side
    822,066.20x = 357,064,595,721.67
  5. Step 5: Solve for x
    x = 357,064,595,721.67/822,066.20
  6. Step 6: Final answer
    x = 434,350.17

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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.