Home / 922,647.80-1,383,315.50-353,546.66

Finding the Fourth Proportional to 922,647.80, 1,383,315.50 and 353,546.66

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Solution

The fourth proportional to 922,647.80, 1,383,315.50 and 353,546.66 is: 530,068.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,647.80 : 1,383,315.50 = 353,546.66 : x
  2. Step 2: Convert to fraction form
    922,647.80/1,383,315.50 = 353,546.66/x
  3. Step 3: Cross multiply
    922,647.80x = 1,383,315.50 × 353,546.66
  4. Step 4: Simplify right side
    922,647.80x = 489,066,574,751.23
  5. Step 5: Solve for x
    x = 489,066,574,751.23/922,647.80
  6. Step 6: Final answer
    x = 530,068.54

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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.