Home / 806,908.24-1,210,543.80-245,999.44

Finding the Fourth Proportional to 806,908.24, 1,210,543.80 and 245,999.44

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Solution

The fourth proportional to 806,908.24, 1,210,543.80 and 245,999.44 is: 369,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,908.24 : 1,210,543.80 = 245,999.44 : x
  2. Step 2: Convert to fraction form
    806,908.24/1,210,543.80 = 245,999.44/x
  3. Step 3: Cross multiply
    806,908.24x = 1,210,543.80 × 245,999.44
  4. Step 4: Simplify right side
    806,908.24x = 297,793,096,895.47
  5. Step 5: Solve for x
    x = 297,793,096,895.47/806,908.24
  6. Step 6: Final answer
    x = 369,054.48

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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.