Home / 804,321.80-1,110,062.58-464,790.05

Finding the Fourth Proportional to 804,321.80, 1,110,062.58 and 464,790.05

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Solution

The fourth proportional to 804,321.80, 1,110,062.58 and 464,790.05 is: 641,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,321.80 : 1,110,062.58 = 464,790.05 : x
  2. Step 2: Convert to fraction form
    804,321.80/1,110,062.58 = 464,790.05/x
  3. Step 3: Cross multiply
    804,321.80x = 1,110,062.58 × 464,790.05
  4. Step 4: Simplify right side
    804,321.80x = 515,946,038,930.79
  5. Step 5: Solve for x
    x = 515,946,038,930.79/804,321.80
  6. Step 6: Final answer
    x = 641,467.18

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1.5x scale

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.