Home / 806,723.88-1,210,095.54-245,763.24

Finding the Fourth Proportional to 806,723.88, 1,210,095.54 and 245,763.24

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Solution

The fourth proportional to 806,723.88, 1,210,095.54 and 245,763.24 is: 368,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,723.88 : 1,210,095.54 = 245,763.24 : x
  2. Step 2: Convert to fraction form
    806,723.88/1,210,095.54 = 245,763.24/x
  3. Step 3: Cross multiply
    806,723.88x = 1,210,095.54 × 245,763.24
  4. Step 4: Simplify right side
    806,723.88x = 297,397,000,619.95
  5. Step 5: Solve for x
    x = 297,397,000,619.95/806,723.88
  6. Step 6: Final answer
    x = 368,647.82

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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.