Home / 810,833.16-1,118,942.46-448,266.24

Finding the Fourth Proportional to 810,833.16, 1,118,942.46 and 448,266.24

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Solution

The fourth proportional to 810,833.16, 1,118,942.46 and 448,266.24 is: 618,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,833.16 : 1,118,942.46 = 448,266.24 : x
  2. Step 2: Convert to fraction form
    810,833.16/1,118,942.46 = 448,266.24/x
  3. Step 3: Cross multiply
    810,833.16x = 1,118,942.46 × 448,266.24
  4. Step 4: Simplify right side
    810,833.16x = 501,584,129,320.55
  5. Step 5: Solve for x
    x = 501,584,129,320.55/810,833.16
  6. Step 6: Final answer
    x = 618,603.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.