Home / 682,969.52-1,024,503.80-262,245.40

Finding the Fourth Proportional to 682,969.52, 1,024,503.80 and 262,245.40

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Solution

The fourth proportional to 682,969.52, 1,024,503.80 and 262,245.40 is: 393,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,969.52 : 1,024,503.80 = 262,245.40 : x
  2. Step 2: Convert to fraction form
    682,969.52/1,024,503.80 = 262,245.40/x
  3. Step 3: Cross multiply
    682,969.52x = 1,024,503.80 × 262,245.40
  4. Step 4: Simplify right side
    682,969.52x = 268,671,404,960.03
  5. Step 5: Solve for x
    x = 268,671,404,960.03/682,969.52
  6. Step 6: Final answer
    x = 393,387.11

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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.