Home / 830,413.50-1,246,150.08-297,922.74

Finding the Fourth Proportional to 830,413.50, 1,246,150.08 and 297,922.74

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Solution

The fourth proportional to 830,413.50, 1,246,150.08 and 297,922.74 is: 447,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,413.50 : 1,246,150.08 = 297,922.74 : x
  2. Step 2: Convert to fraction form
    830,413.50/1,246,150.08 = 297,922.74/x
  3. Step 3: Cross multiply
    830,413.50x = 1,246,150.08 × 297,922.74
  4. Step 4: Simplify right side
    830,413.50x = 371,256,446,284.82
  5. Step 5: Solve for x
    x = 371,256,446,284.82/830,413.50
  6. Step 6: Final answer
    x = 447,074.19

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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.