Home / 719,240.94-1,079,036.64-239,467.86

Finding the Fourth Proportional to 719,240.94, 1,079,036.64 and 239,467.86

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Solution

The fourth proportional to 719,240.94, 1,079,036.64 and 239,467.86 is: 359,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,240.94 : 1,079,036.64 = 239,467.86 : x
  2. Step 2: Convert to fraction form
    719,240.94/1,079,036.64 = 239,467.86/x
  3. Step 3: Cross multiply
    719,240.94x = 1,079,036.64 × 239,467.86
  4. Step 4: Simplify right side
    719,240.94x = 258,394,595,042.39
  5. Step 5: Solve for x
    x = 258,394,595,042.39/719,240.94
  6. Step 6: Final answer
    x = 359,260.13

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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.