Home / 340,019.27-510,029.26-126,783.93

Finding the Fourth Proportional to 340,019.27, 510,029.26 and 126,783.93

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Solution

The fourth proportional to 340,019.27, 510,029.26 and 126,783.93 is: 190,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,019.27 : 510,029.26 = 126,783.93 : x
  2. Step 2: Convert to fraction form
    340,019.27/510,029.26 = 126,783.93/x
  3. Step 3: Cross multiply
    340,019.27x = 510,029.26 × 126,783.93
  4. Step 4: Simplify right side
    340,019.27x = 64,663,511,768.22
  5. Step 5: Solve for x
    x = 64,663,511,768.22/340,019.27
  6. Step 6: Final answer
    x = 190,176.02

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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.