Home / 847,418.67-1,271,130.06-207,725.27

Finding the Fourth Proportional to 847,418.67, 1,271,130.06 and 207,725.27

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Solution

The fourth proportional to 847,418.67, 1,271,130.06 and 207,725.27 is: 311,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,418.67 : 1,271,130.06 = 207,725.27 : x
  2. Step 2: Convert to fraction form
    847,418.67/1,271,130.06 = 207,725.27/x
  3. Step 3: Cross multiply
    847,418.67x = 1,271,130.06 × 207,725.27
  4. Step 4: Simplify right side
    847,418.67x = 264,045,835,323.59
  5. Step 5: Solve for x
    x = 264,045,835,323.59/847,418.67
  6. Step 6: Final answer
    x = 311,588.41

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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.