Home / 928,267.61-1,391,323.86-351,524.28

Finding the Fourth Proportional to 928,267.61, 1,391,323.86 and 351,524.28

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Solution

The fourth proportional to 928,267.61, 1,391,323.86 and 351,524.28 is: 526,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,267.61 : 1,391,323.86 = 351,524.28 : x
  2. Step 2: Convert to fraction form
    928,267.61/1,391,323.86 = 351,524.28/x
  3. Step 3: Cross multiply
    928,267.61x = 1,391,323.86 × 351,524.28
  4. Step 4: Simplify right side
    928,267.61x = 489,084,116,375.70
  5. Step 5: Solve for x
    x = 489,084,116,375.70/928,267.61
  6. Step 6: Final answer
    x = 526,878.36

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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.