Home / 931,633.79-1,397,745.95-332,581.69

Finding the Fourth Proportional to 931,633.79, 1,397,745.95 and 332,581.69

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Solution

The fourth proportional to 931,633.79, 1,397,745.95 and 332,581.69 is: 498,977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,633.79 : 1,397,745.95 = 332,581.69 : x
  2. Step 2: Convert to fraction form
    931,633.79/1,397,745.95 = 332,581.69/x
  3. Step 3: Cross multiply
    931,633.79x = 1,397,745.95 × 332,581.69
  4. Step 4: Simplify right side
    931,633.79x = 464,864,710,241.66
  5. Step 5: Solve for x
    x = 464,864,710,241.66/931,633.79
  6. Step 6: Final answer
    x = 498,977.94

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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.