Home / 902,080.90-1,351,682.01-661,077.96

Finding the Fourth Proportional to 902,080.90, 1,351,682.01 and 661,077.96

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Solution

The fourth proportional to 902,080.90, 1,351,682.01 and 661,077.96 is: 990,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,080.90 : 1,351,682.01 = 661,077.96 : x
  2. Step 2: Convert to fraction form
    902,080.90/1,351,682.01 = 661,077.96/x
  3. Step 3: Cross multiply
    902,080.90x = 1,351,682.01 × 661,077.96
  4. Step 4: Simplify right side
    902,080.90x = 893,567,185,739.50
  5. Step 5: Solve for x
    x = 893,567,185,739.50/902,080.90
  6. Step 6: Final answer
    x = 990,562.14

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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.