Home / 675,858.04-1,012,667.60-475,198.05

Finding the Fourth Proportional to 675,858.04, 1,012,667.60 and 475,198.05

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Solution

The fourth proportional to 675,858.04, 1,012,667.60 and 475,198.05 is: 712,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,858.04 : 1,012,667.60 = 475,198.05 : x
  2. Step 2: Convert to fraction form
    675,858.04/1,012,667.60 = 475,198.05/x
  3. Step 3: Cross multiply
    675,858.04x = 1,012,667.60 × 475,198.05
  4. Step 4: Simplify right side
    675,858.04x = 481,217,668,818.18
  5. Step 5: Solve for x
    x = 481,217,668,818.18/675,858.04
  6. Step 6: Final answer
    x = 712,009.98

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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.