Home / 782,846.55-1,080,309.96-460,577.43

Finding the Fourth Proportional to 782,846.55, 1,080,309.96 and 460,577.43

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Solution

The fourth proportional to 782,846.55, 1,080,309.96 and 460,577.43 is: 635,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,846.55 : 1,080,309.96 = 460,577.43 : x
  2. Step 2: Convert to fraction form
    782,846.55/1,080,309.96 = 460,577.43/x
  3. Step 3: Cross multiply
    782,846.55x = 1,080,309.96 × 460,577.43
  4. Step 4: Simplify right side
    782,846.55x = 497,566,384,980.20
  5. Step 5: Solve for x
    x = 497,566,384,980.20/782,846.55
  6. Step 6: Final answer
    x = 635,586.10

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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.