Home / 806,723.38-1,210,094.79-245,762.74

Finding the Fourth Proportional to 806,723.38, 1,210,094.79 and 245,762.74

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Solution

The fourth proportional to 806,723.38, 1,210,094.79 and 245,762.74 is: 368,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,723.38 : 1,210,094.79 = 245,762.74 : x
  2. Step 2: Convert to fraction form
    806,723.38/1,210,094.79 = 245,762.74/x
  3. Step 3: Cross multiply
    806,723.38x = 1,210,094.79 × 245,762.74
  4. Step 4: Simplify right side
    806,723.38x = 297,396,211,250.13
  5. Step 5: Solve for x
    x = 297,396,211,250.13/806,723.38
  6. Step 6: Final answer
    x = 368,647.07

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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.