Home / 532,555.72-734,932.74-290,845.41

Finding the Fourth Proportional to 532,555.72, 734,932.74 and 290,845.41

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Solution

The fourth proportional to 532,555.72, 734,932.74 and 290,845.41 is: 401,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,555.72 : 734,932.74 = 290,845.41 : x
  2. Step 2: Convert to fraction form
    532,555.72/734,932.74 = 290,845.41/x
  3. Step 3: Cross multiply
    532,555.72x = 734,932.74 × 290,845.41
  4. Step 4: Simplify right side
    532,555.72x = 213,751,814,087.72
  5. Step 5: Solve for x
    x = 213,751,814,087.72/532,555.72
  6. Step 6: Final answer
    x = 401,369.86

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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.