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Finding the Fourth Proportional to 672,323.22, 927,806.04 and 370,517.22

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Solution

The fourth proportional to 672,323.22, 927,806.04 and 370,517.22 is: 511,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,323.22 : 927,806.04 = 370,517.22 : x
  2. Step 2: Convert to fraction form
    672,323.22/927,806.04 = 370,517.22/x
  3. Step 3: Cross multiply
    672,323.22x = 927,806.04 × 370,517.22
  4. Step 4: Simplify right side
    672,323.22x = 343,768,114,640.01
  5. Step 5: Solve for x
    x = 343,768,114,640.01/672,323.22
  6. Step 6: Final answer
    x = 511,313.76

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1.5x scale

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.