Home / 431,378.07-594,913.25-270,247.20

Finding the Fourth Proportional to 431,378.07, 594,913.25 and 270,247.20

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Solution

The fourth proportional to 431,378.07, 594,913.25 and 270,247.20 is: 372,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,378.07 : 594,913.25 = 270,247.20 : x
  2. Step 2: Convert to fraction form
    431,378.07/594,913.25 = 270,247.20/x
  3. Step 3: Cross multiply
    431,378.07x = 594,913.25 × 270,247.20
  4. Step 4: Simplify right side
    431,378.07x = 160,773,638,704.16
  5. Step 5: Solve for x
    x = 160,773,638,704.16/431,378.07
  6. Step 6: Final answer
    x = 372,697.76

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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.