Home / 782,846.93-1,080,310.48-460,577.81

Finding the Fourth Proportional to 782,846.93, 1,080,310.48 and 460,577.81

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Solution

The fourth proportional to 782,846.93, 1,080,310.48 and 460,577.81 is: 635,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,846.93 : 1,080,310.48 = 460,577.81 : x
  2. Step 2: Convert to fraction form
    782,846.93/1,080,310.48 = 460,577.81/x
  3. Step 3: Cross multiply
    782,846.93x = 1,080,310.48 × 460,577.81
  4. Step 4: Simplify right side
    782,846.93x = 497,567,028,445.45
  5. Step 5: Solve for x
    x = 497,567,028,445.45/782,846.93
  6. Step 6: Final answer
    x = 635,586.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.