Home / 682,405.60-1,023,608.40-524,941.60

Finding the Fourth Proportional to 682,405.60, 1,023,608.40 and 524,941.60

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Solution

The fourth proportional to 682,405.60, 1,023,608.40 and 524,941.60 is: 787,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,405.60 : 1,023,608.40 = 524,941.60 : x
  2. Step 2: Convert to fraction form
    682,405.60/1,023,608.40 = 524,941.60/x
  3. Step 3: Cross multiply
    682,405.60x = 1,023,608.40 × 524,941.60
  4. Step 4: Simplify right side
    682,405.60x = 537,334,631,269.44
  5. Step 5: Solve for x
    x = 537,334,631,269.44/682,405.60
  6. Step 6: Final answer
    x = 787,412.40

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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.