Home / 806,092.40-1,210,069.80-432,844.40

Finding the Fourth Proportional to 806,092.40, 1,210,069.80 and 432,844.40

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Solution

The fourth proportional to 806,092.40, 1,210,069.80 and 432,844.40 is: 649,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,092.40 : 1,210,069.80 = 432,844.40 : x
  2. Step 2: Convert to fraction form
    806,092.40/1,210,069.80 = 432,844.40/x
  3. Step 3: Cross multiply
    806,092.40x = 1,210,069.80 × 432,844.40
  4. Step 4: Simplify right side
    806,092.40x = 523,771,936,539.12
  5. Step 5: Solve for x
    x = 523,771,936,539.12/806,092.40
  6. Step 6: Final answer
    x = 649,766.62

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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.