Home / 546,413.78-819,423.84-230,895.38

Finding the Fourth Proportional to 546,413.78, 819,423.84 and 230,895.38

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Solution

The fourth proportional to 546,413.78, 819,423.84 and 230,895.38 is: 346,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,413.78 : 819,423.84 = 230,895.38 : x
  2. Step 2: Convert to fraction form
    546,413.78/819,423.84 = 230,895.38/x
  3. Step 3: Cross multiply
    546,413.78x = 819,423.84 × 230,895.38
  4. Step 4: Simplify right side
    546,413.78x = 189,201,178,917.86
  5. Step 5: Solve for x
    x = 189,201,178,917.86/546,413.78
  6. Step 6: Final answer
    x = 346,259.90

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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.