Home / 1,041,285.60-1,562,511.60-442,144.80

Finding the Fourth Proportional to 1,041,285.60, 1,562,511.60 and 442,144.80

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Solution

The fourth proportional to 1,041,285.60, 1,562,511.60 and 442,144.80 is: 663,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,285.60 : 1,562,511.60 = 442,144.80 : x
  2. Step 2: Convert to fraction form
    1,041,285.60/1,562,511.60 = 442,144.80/x
  3. Step 3: Cross multiply
    1,041,285.60x = 1,562,511.60 × 442,144.80
  4. Step 4: Simplify right side
    1,041,285.60x = 690,856,378,879.68
  5. Step 5: Solve for x
    x = 690,856,378,879.68/1,041,285.60
  6. Step 6: Final answer
    x = 663,464.84

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1.5x scale

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.