Home / 806,339.47-1,208,665.37-300,697.04

Finding the Fourth Proportional to 806,339.47, 1,208,665.37 and 300,697.04

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Solution

The fourth proportional to 806,339.47, 1,208,665.37 and 300,697.04 is: 450,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,339.47 : 1,208,665.37 = 300,697.04 : x
  2. Step 2: Convert to fraction form
    806,339.47/1,208,665.37 = 300,697.04/x
  3. Step 3: Cross multiply
    806,339.47x = 1,208,665.37 × 300,697.04
  4. Step 4: Simplify right side
    806,339.47x = 363,442,095,663.38
  5. Step 5: Solve for x
    x = 363,442,095,663.38/806,339.47
  6. Step 6: Final answer
    x = 450,730.88

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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.