Home / 537,784.56-742,138.74-296,071.38

Finding the Fourth Proportional to 537,784.56, 742,138.74 and 296,071.38

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Solution

The fourth proportional to 537,784.56, 742,138.74 and 296,071.38 is: 408,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,784.56 : 742,138.74 = 296,071.38 : x
  2. Step 2: Convert to fraction form
    537,784.56/742,138.74 = 296,071.38/x
  3. Step 3: Cross multiply
    537,784.56x = 742,138.74 × 296,071.38
  4. Step 4: Simplify right side
    537,784.56x = 219,726,040,903.26
  5. Step 5: Solve for x
    x = 219,726,040,903.26/537,784.56
  6. Step 6: Final answer
    x = 408,576.33

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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.