Home / 485,413.41-669,873.62-270,567.10

Finding the Fourth Proportional to 485,413.41, 669,873.62 and 270,567.10

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Solution

The fourth proportional to 485,413.41, 669,873.62 and 270,567.10 is: 373,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,413.41 : 669,873.62 = 270,567.10 : x
  2. Step 2: Convert to fraction form
    485,413.41/669,873.62 = 270,567.10/x
  3. Step 3: Cross multiply
    485,413.41x = 669,873.62 × 270,567.10
  4. Step 4: Simplify right side
    485,413.41x = 181,245,762,729.90
  5. Step 5: Solve for x
    x = 181,245,762,729.90/485,413.41
  6. Step 6: Final answer
    x = 373,384.33

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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.