Home / 821,907.41-1,232,811.90-342,014.00

Finding the Fourth Proportional to 821,907.41, 1,232,811.90 and 342,014.00

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Solution

The fourth proportional to 821,907.41, 1,232,811.90 and 342,014.00 is: 513,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,907.41 : 1,232,811.90 = 342,014.00 : x
  2. Step 2: Convert to fraction form
    821,907.41/1,232,811.90 = 342,014.00/x
  3. Step 3: Cross multiply
    821,907.41x = 1,232,811.90 × 342,014.00
  4. Step 4: Simplify right side
    821,907.41x = 421,638,923,002.54
  5. Step 5: Solve for x
    x = 421,638,923,002.54/821,907.41
  6. Step 6: Final answer
    x = 513,000.52

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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.