Home / 578,899.86-798,873.02-324,260.16

Finding the Fourth Proportional to 578,899.86, 798,873.02 and 324,260.16

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Solution

The fourth proportional to 578,899.86, 798,873.02 and 324,260.16 is: 447,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,899.86 : 798,873.02 = 324,260.16 : x
  2. Step 2: Convert to fraction form
    578,899.86/798,873.02 = 324,260.16/x
  3. Step 3: Cross multiply
    578,899.86x = 798,873.02 × 324,260.16
  4. Step 4: Simplify right side
    578,899.86x = 259,042,693,284.88
  5. Step 5: Solve for x
    x = 259,042,693,284.88/578,899.86
  6. Step 6: Final answer
    x = 447,474.10

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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.