Home / 740,423.80-1,110,635.71-179,458.30

Finding the Fourth Proportional to 740,423.80, 1,110,635.71 and 179,458.30

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Solution

The fourth proportional to 740,423.80, 1,110,635.71 and 179,458.30 is: 269,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,423.80 : 1,110,635.71 = 179,458.30 : x
  2. Step 2: Convert to fraction form
    740,423.80/1,110,635.71 = 179,458.30/x
  3. Step 3: Cross multiply
    740,423.80x = 1,110,635.71 × 179,458.30
  4. Step 4: Simplify right side
    740,423.80x = 199,312,796,435.89
  5. Step 5: Solve for x
    x = 199,312,796,435.89/740,423.80
  6. Step 6: Final answer
    x = 269,187.45

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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.