Home / 959,055.39-1,438,582.68-285,133.77

Finding the Fourth Proportional to 959,055.39, 1,438,582.68 and 285,133.77

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Solution

The fourth proportional to 959,055.39, 1,438,582.68 and 285,133.77 is: 427,700.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,055.39 : 1,438,582.68 = 285,133.77 : x
  2. Step 2: Convert to fraction form
    959,055.39/1,438,582.68 = 285,133.77/x
  3. Step 3: Cross multiply
    959,055.39x = 1,438,582.68 × 285,133.77
  4. Step 4: Simplify right side
    959,055.39x = 410,188,503,005.10
  5. Step 5: Solve for x
    x = 410,188,503,005.10/959,055.39
  6. Step 6: Final answer
    x = 427,700.53

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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.