Home / 931,597.63-1,396,399.84-481,865.72

Finding the Fourth Proportional to 931,597.63, 1,396,399.84 and 481,865.72

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Solution

The fourth proportional to 931,597.63, 1,396,399.84 and 481,865.72 is: 722,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,597.63 : 1,396,399.84 = 481,865.72 : x
  2. Step 2: Convert to fraction form
    931,597.63/1,396,399.84 = 481,865.72/x
  3. Step 3: Cross multiply
    931,597.63x = 1,396,399.84 × 481,865.72
  4. Step 4: Simplify right side
    931,597.63x = 672,877,206,122.82
  5. Step 5: Solve for x
    x = 672,877,206,122.82/931,597.63
  6. Step 6: Final answer
    x = 722,283.08

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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.