Home / 993,307.73-1,490,183.60-362,221.47

Finding the Fourth Proportional to 993,307.73, 1,490,183.60 and 362,221.47

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Solution

The fourth proportional to 993,307.73, 1,490,183.60 and 362,221.47 is: 543,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,307.73 : 1,490,183.60 = 362,221.47 : x
  2. Step 2: Convert to fraction form
    993,307.73/1,490,183.60 = 362,221.47/x
  3. Step 3: Cross multiply
    993,307.73x = 1,490,183.60 × 362,221.47
  4. Step 4: Simplify right side
    993,307.73x = 539,776,492,350.79
  5. Step 5: Solve for x
    x = 539,776,492,350.79/993,307.73
  6. Step 6: Final answer
    x = 543,413.16

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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.