Home / 1,416,959.80-2,125,245.30-470,231.80

Finding the Fourth Proportional to 1,416,959.80, 2,125,245.30 and 470,231.80

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Solution

The fourth proportional to 1,416,959.80, 2,125,245.30 and 470,231.80 is: 705,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,959.80 : 2,125,245.30 = 470,231.80 : x
  2. Step 2: Convert to fraction form
    1,416,959.80/2,125,245.30 = 470,231.80/x
  3. Step 3: Cross multiply
    1,416,959.80x = 2,125,245.30 × 470,231.80
  4. Step 4: Simplify right side
    1,416,959.80x = 999,357,922,860.54
  5. Step 5: Solve for x
    x = 999,357,922,860.54/1,416,959.80
  6. Step 6: Final answer
    x = 705,283.19

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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.