Home / 809,269.96-1,116,792.62-446,693.92

Finding the Fourth Proportional to 809,269.96, 1,116,792.62 and 446,693.92

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Solution

The fourth proportional to 809,269.96, 1,116,792.62 and 446,693.92 is: 616,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,269.96 : 1,116,792.62 = 446,693.92 : x
  2. Step 2: Convert to fraction form
    809,269.96/1,116,792.62 = 446,693.92/x
  3. Step 3: Cross multiply
    809,269.96x = 1,116,792.62 × 446,693.92
  4. Step 4: Simplify right side
    809,269.96x = 498,864,473,254.87
  5. Step 5: Solve for x
    x = 498,864,473,254.87/809,269.96
  6. Step 6: Final answer
    x = 616,437.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.