Home / 959,187.04-1,438,779.60-285,265.60

Finding the Fourth Proportional to 959,187.04, 1,438,779.60 and 285,265.60

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Solution

The fourth proportional to 959,187.04, 1,438,779.60 and 285,265.60 is: 427,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,187.04 : 1,438,779.60 = 285,265.60 : x
  2. Step 2: Convert to fraction form
    959,187.04/1,438,779.60 = 285,265.60/x
  3. Step 3: Cross multiply
    959,187.04x = 1,438,779.60 × 285,265.60
  4. Step 4: Simplify right side
    959,187.04x = 410,434,325,861.76
  5. Step 5: Solve for x
    x = 410,434,325,861.76/959,187.04
  6. Step 6: Final answer
    x = 427,898.11

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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.