Home / 897,423.20-1,347,009.60-448,650.80

Finding the Fourth Proportional to 897,423.20, 1,347,009.60 and 448,650.80

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Solution

The fourth proportional to 897,423.20, 1,347,009.60 and 448,650.80 is: 673,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,423.20 : 1,347,009.60 = 448,650.80 : x
  2. Step 2: Convert to fraction form
    897,423.20/1,347,009.60 = 448,650.80/x
  3. Step 3: Cross multiply
    897,423.20x = 1,347,009.60 × 448,650.80
  4. Step 4: Simplify right side
    897,423.20x = 604,336,934,647.68
  5. Step 5: Solve for x
    x = 604,336,934,647.68/897,423.20
  6. Step 6: Final answer
    x = 673,413.54

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1.5x scale

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.