Home / 860,845.60-1,291,268.40-524,922.40

Finding the Fourth Proportional to 860,845.60, 1,291,268.40 and 524,922.40

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Solution

The fourth proportional to 860,845.60, 1,291,268.40 and 524,922.40 is: 787,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,845.60 : 1,291,268.40 = 524,922.40 : x
  2. Step 2: Convert to fraction form
    860,845.60/1,291,268.40 = 524,922.40/x
  3. Step 3: Cross multiply
    860,845.60x = 1,291,268.40 × 524,922.40
  4. Step 4: Simplify right side
    860,845.60x = 677,815,707,572.16
  5. Step 5: Solve for x
    x = 677,815,707,572.16/860,845.60
  6. Step 6: Final answer
    x = 787,383.60

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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.