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Finding the Fourth Proportional to 595,080.48, 821,216.88 and 326,808.48

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Solution

The fourth proportional to 595,080.48, 821,216.88 and 326,808.48 is: 450,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,080.48 : 821,216.88 = 326,808.48 : x
  2. Step 2: Convert to fraction form
    595,080.48/821,216.88 = 326,808.48/x
  3. Step 3: Cross multiply
    595,080.48x = 821,216.88 × 326,808.48
  4. Step 4: Simplify right side
    595,080.48x = 268,380,640,303.14
  5. Step 5: Solve for x
    x = 268,380,640,303.14/595,080.48
  6. Step 6: Final answer
    x = 450,998.90

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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.