Home / 682,419.60-1,023,629.40-524,955.60

Finding the Fourth Proportional to 682,419.60, 1,023,629.40 and 524,955.60

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Solution

The fourth proportional to 682,419.60, 1,023,629.40 and 524,955.60 is: 787,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,419.60 : 1,023,629.40 = 524,955.60 : x
  2. Step 2: Convert to fraction form
    682,419.60/1,023,629.40 = 524,955.60/x
  3. Step 3: Cross multiply
    682,419.60x = 1,023,629.40 × 524,955.60
  4. Step 4: Simplify right side
    682,419.60x = 537,359,985,854.64
  5. Step 5: Solve for x
    x = 537,359,985,854.64/682,419.60
  6. Step 6: Final answer
    x = 787,433.40

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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.