Home / 1,166,290.70-1,749,623.63-408,115.31

Finding the Fourth Proportional to 1,166,290.70, 1,749,623.63 and 408,115.31

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Solution

The fourth proportional to 1,166,290.70, 1,749,623.63 and 408,115.31 is: 612,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,290.70 : 1,749,623.63 = 408,115.31 : x
  2. Step 2: Convert to fraction form
    1,166,290.70/1,749,623.63 = 408,115.31/x
  3. Step 3: Cross multiply
    1,166,290.70x = 1,749,623.63 × 408,115.31
  4. Step 4: Simplify right side
    1,166,290.70x = 714,048,179,352.08
  5. Step 5: Solve for x
    x = 714,048,179,352.08/1,166,290.70
  6. Step 6: Final answer
    x = 612,238.60

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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.