Home / 513,012.18-707,884.44-292,255.26

Finding the Fourth Proportional to 513,012.18, 707,884.44 and 292,255.26

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Solution

The fourth proportional to 513,012.18, 707,884.44 and 292,255.26 is: 403,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,012.18 : 707,884.44 = 292,255.26 : x
  2. Step 2: Convert to fraction form
    513,012.18/707,884.44 = 292,255.26/x
  3. Step 3: Cross multiply
    513,012.18x = 707,884.44 × 292,255.26
  4. Step 4: Simplify right side
    513,012.18x = 206,882,954,106.37
  5. Step 5: Solve for x
    x = 206,882,954,106.37/513,012.18
  6. Step 6: Final answer
    x = 403,271.03

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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.