Home / 976,079.89-1,346,980.85-562,464.71

Finding the Fourth Proportional to 976,079.89, 1,346,980.85 and 562,464.71

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Solution

The fourth proportional to 976,079.89, 1,346,980.85 and 562,464.71 is: 776,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,079.89 : 1,346,980.85 = 562,464.71 : x
  2. Step 2: Convert to fraction form
    976,079.89/1,346,980.85 = 562,464.71/x
  3. Step 3: Cross multiply
    976,079.89x = 1,346,980.85 × 562,464.71
  4. Step 4: Simplify right side
    976,079.89x = 757,629,186,435.90
  5. Step 5: Solve for x
    x = 757,629,186,435.90/976,079.89
  6. Step 6: Final answer
    x = 776,195.88

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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.