Home / 927,231.20-1,390,501.20-366,149.60

Finding the Fourth Proportional to 927,231.20, 1,390,501.20 and 366,149.60

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Solution

The fourth proportional to 927,231.20, 1,390,501.20 and 366,149.60 is: 549,087.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,231.20 : 1,390,501.20 = 366,149.60 : x
  2. Step 2: Convert to fraction form
    927,231.20/1,390,501.20 = 366,149.60/x
  3. Step 3: Cross multiply
    927,231.20x = 1,390,501.20 × 366,149.60
  4. Step 4: Simplify right side
    927,231.20x = 509,131,458,179.52
  5. Step 5: Solve for x
    x = 509,131,458,179.52/927,231.20
  6. Step 6: Final answer
    x = 549,087.93

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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.