Home / 823,729.50-1,236,467.67-729,570.93

Finding the Fourth Proportional to 823,729.50, 1,236,467.67 and 729,570.93

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Solution

The fourth proportional to 823,729.50, 1,236,467.67 and 729,570.93 is: 1,095,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,729.50 : 1,236,467.67 = 729,570.93 : x
  2. Step 2: Convert to fraction form
    823,729.50/1,236,467.67 = 729,570.93/x
  3. Step 3: Cross multiply
    823,729.50x = 1,236,467.67 × 729,570.93
  4. Step 4: Simplify right side
    823,729.50x = 902,090,867,916.83
  5. Step 5: Solve for x
    x = 902,090,867,916.83/823,729.50
  6. Step 6: Final answer
    x = 1,095,129.98

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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.