Home / 966,428.80-1,449,003.36-461,067.76

Finding the Fourth Proportional to 966,428.80, 1,449,003.36 and 461,067.76

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Solution

The fourth proportional to 966,428.80, 1,449,003.36 and 461,067.76 is: 691,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,428.80 : 1,449,003.36 = 461,067.76 : x
  2. Step 2: Convert to fraction form
    966,428.80/1,449,003.36 = 461,067.76/x
  3. Step 3: Cross multiply
    966,428.80x = 1,449,003.36 × 461,067.76
  4. Step 4: Simplify right side
    966,428.80x = 668,088,733,427.67
  5. Step 5: Solve for x
    x = 668,088,733,427.67/966,428.80
  6. Step 6: Final answer
    x = 691,296.38

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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.