Home / 638,271.24-957,494.40-283,277.40

Finding the Fourth Proportional to 638,271.24, 957,494.40 and 283,277.40

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Solution

The fourth proportional to 638,271.24, 957,494.40 and 283,277.40 is: 424,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,271.24 : 957,494.40 = 283,277.40 : x
  2. Step 2: Convert to fraction form
    638,271.24/957,494.40 = 283,277.40/x
  3. Step 3: Cross multiply
    638,271.24x = 957,494.40 × 283,277.40
  4. Step 4: Simplify right side
    638,271.24x = 271,236,524,146.56
  5. Step 5: Solve for x
    x = 271,236,524,146.56/638,271.24
  6. Step 6: Final answer
    x = 424,954.95

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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.