Home / 777,881.25-1,166,821.88-252,569.25

Finding the Fourth Proportional to 777,881.25, 1,166,821.88 and 252,569.25

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Solution

The fourth proportional to 777,881.25, 1,166,821.88 and 252,569.25 is: 378,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,881.25 : 1,166,821.88 = 252,569.25 : x
  2. Step 2: Convert to fraction form
    777,881.25/1,166,821.88 = 252,569.25/x
  3. Step 3: Cross multiply
    777,881.25x = 1,166,821.88 × 252,569.25
  4. Step 4: Simplify right side
    777,881.25x = 294,703,325,852.34
  5. Step 5: Solve for x
    x = 294,703,325,852.34/777,881.25
  6. Step 6: Final answer
    x = 378,853.88

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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.