Home / 739,369.69-1,109,054.63-178,404.19

Finding the Fourth Proportional to 739,369.69, 1,109,054.63 and 178,404.19

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Solution

The fourth proportional to 739,369.69, 1,109,054.63 and 178,404.19 is: 267,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,369.69 : 1,109,054.63 = 178,404.19 : x
  2. Step 2: Convert to fraction form
    739,369.69/1,109,054.63 = 178,404.19/x
  3. Step 3: Cross multiply
    739,369.69x = 1,109,054.63 × 178,404.19
  4. Step 4: Simplify right side
    739,369.69x = 197,859,990,604.27
  5. Step 5: Solve for x
    x = 197,859,990,604.27/739,369.69
  6. Step 6: Final answer
    x = 267,606.31

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1.5x scale

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.