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Finding the Fourth Proportional to 549,413.71, 822,644.04 and 348,647.11

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Solution

The fourth proportional to 549,413.71, 822,644.04 and 348,647.11 is: 522,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,413.71 : 822,644.04 = 348,647.11 : x
  2. Step 2: Convert to fraction form
    549,413.71/822,644.04 = 348,647.11/x
  3. Step 3: Cross multiply
    549,413.71x = 822,644.04 × 348,647.11
  4. Step 4: Simplify right side
    549,413.71x = 286,812,467,104.72
  5. Step 5: Solve for x
    x = 286,812,467,104.72/549,413.71
  6. Step 6: Final answer
    x = 522,033.69

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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.