Home / 1,179,687.60-1,769,968.80-470,224.80

Finding the Fourth Proportional to 1,179,687.60, 1,769,968.80 and 470,224.80

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Solution

The fourth proportional to 1,179,687.60, 1,769,968.80 and 470,224.80 is: 705,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,687.60 : 1,769,968.80 = 470,224.80 : x
  2. Step 2: Convert to fraction form
    1,179,687.60/1,769,968.80 = 470,224.80/x
  3. Step 3: Cross multiply
    1,179,687.60x = 1,769,968.80 × 470,224.80
  4. Step 4: Simplify right side
    1,179,687.60x = 832,283,224,986.24
  5. Step 5: Solve for x
    x = 832,283,224,986.24/1,179,687.60
  6. Step 6: Final answer
    x = 705,511.55

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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.