Home / 965,718.30-1,448,577.45-291,903.60

Finding the Fourth Proportional to 965,718.30, 1,448,577.45 and 291,903.60

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Solution

The fourth proportional to 965,718.30, 1,448,577.45 and 291,903.60 is: 437,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,718.30 : 1,448,577.45 = 291,903.60 : x
  2. Step 2: Convert to fraction form
    965,718.30/1,448,577.45 = 291,903.60/x
  3. Step 3: Cross multiply
    965,718.30x = 1,448,577.45 × 291,903.60
  4. Step 4: Simplify right side
    965,718.30x = 422,844,972,533.82
  5. Step 5: Solve for x
    x = 422,844,972,533.82/965,718.30
  6. Step 6: Final answer
    x = 437,855.40

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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.