Home / 682,602.10-1,023,903.15-493,645.30

Finding the Fourth Proportional to 682,602.10, 1,023,903.15 and 493,645.30

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Solution

The fourth proportional to 682,602.10, 1,023,903.15 and 493,645.30 is: 740,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,602.10 : 1,023,903.15 = 493,645.30 : x
  2. Step 2: Convert to fraction form
    682,602.10/1,023,903.15 = 493,645.30/x
  3. Step 3: Cross multiply
    682,602.10x = 1,023,903.15 × 493,645.30
  4. Step 4: Simplify right side
    682,602.10x = 505,444,977,652.70
  5. Step 5: Solve for x
    x = 505,444,977,652.70/682,602.10
  6. Step 6: Final answer
    x = 740,467.95

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Double scale
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Similar ratio
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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.