Home / 682,773.45-1,024,271.01-256,342.74

Finding the Fourth Proportional to 682,773.45, 1,024,271.01 and 256,342.74

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Solution

The fourth proportional to 682,773.45, 1,024,271.01 and 256,342.74 is: 384,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,773.45 : 1,024,271.01 = 256,342.74 : x
  2. Step 2: Convert to fraction form
    682,773.45/1,024,271.01 = 256,342.74/x
  3. Step 3: Cross multiply
    682,773.45x = 1,024,271.01 × 256,342.74
  4. Step 4: Simplify right side
    682,773.45x = 262,564,437,205.97
  5. Step 5: Solve for x
    x = 262,564,437,205.97/682,773.45
  6. Step 6: Final answer
    x = 384,555.72

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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.