Home / 782,766.37-1,080,199.32-460,497.22

Finding the Fourth Proportional to 782,766.37, 1,080,199.32 and 460,497.22

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Solution

The fourth proportional to 782,766.37, 1,080,199.32 and 460,497.22 is: 635,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,766.37 : 1,080,199.32 = 460,497.22 : x
  2. Step 2: Convert to fraction form
    782,766.37/1,080,199.32 = 460,497.22/x
  3. Step 3: Cross multiply
    782,766.37x = 1,080,199.32 × 460,497.22
  4. Step 4: Simplify right side
    782,766.37x = 497,428,783,905.89
  5. Step 5: Solve for x
    x = 497,428,783,905.89/782,766.37
  6. Step 6: Final answer
    x = 635,475.42

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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.