Home / 844,669.54-1,267,420.65-395,420.86

Finding the Fourth Proportional to 844,669.54, 1,267,420.65 and 395,420.86

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Solution

The fourth proportional to 844,669.54, 1,267,420.65 and 395,420.86 is: 593,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,669.54 : 1,267,420.65 = 395,420.86 : x
  2. Step 2: Convert to fraction form
    844,669.54/1,267,420.65 = 395,420.86/x
  3. Step 3: Cross multiply
    844,669.54x = 1,267,420.65 × 395,420.86
  4. Step 4: Simplify right side
    844,669.54x = 501,164,563,404.76
  5. Step 5: Solve for x
    x = 501,164,563,404.76/844,669.54
  6. Step 6: Final answer
    x = 593,326.19

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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.