Home / 344,271.38-515,449.32-175,427.69

Finding the Fourth Proportional to 344,271.38, 515,449.32 and 175,427.69

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Solution

The fourth proportional to 344,271.38, 515,449.32 and 175,427.69 is: 262,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,271.38 : 515,449.32 = 175,427.69 : x
  2. Step 2: Convert to fraction form
    344,271.38/515,449.32 = 175,427.69/x
  3. Step 3: Cross multiply
    344,271.38x = 515,449.32 × 175,427.69
  4. Step 4: Simplify right side
    344,271.38x = 90,424,080,942.42
  5. Step 5: Solve for x
    x = 90,424,080,942.42/344,271.38
  6. Step 6: Final answer
    x = 262,653.50

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1.5x scale

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.