Home / 1,015,465.37-1,523,295.09-285,986.75

Finding the Fourth Proportional to 1,015,465.37, 1,523,295.09 and 285,986.75

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Solution

The fourth proportional to 1,015,465.37, 1,523,295.09 and 285,986.75 is: 429,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,465.37 : 1,523,295.09 = 285,986.75 : x
  2. Step 2: Convert to fraction form
    1,015,465.37/1,523,295.09 = 285,986.75/x
  3. Step 3: Cross multiply
    1,015,465.37x = 1,523,295.09 × 285,986.75
  4. Step 4: Simplify right side
    1,015,465.37x = 435,642,215,888.30
  5. Step 5: Solve for x
    x = 435,642,215,888.30/1,015,465.37
  6. Step 6: Final answer
    x = 429,007.46

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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.