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Finding the Fourth Proportional to 441,570.80, 662,647.80 and 252,030.80

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Solution

The fourth proportional to 441,570.80, 662,647.80 and 252,030.80 is: 378,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,570.80 : 662,647.80 = 252,030.80 : x
  2. Step 2: Convert to fraction form
    441,570.80/662,647.80 = 252,030.80/x
  3. Step 3: Cross multiply
    441,570.80x = 662,647.80 × 252,030.80
  4. Step 4: Simplify right side
    441,570.80x = 167,007,655,152.24
  5. Step 5: Solve for x
    x = 167,007,655,152.24/441,570.80
  6. Step 6: Final answer
    x = 378,212.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.