Home / 902,557.20-1,353,835.80-725,410.20

Finding the Fourth Proportional to 902,557.20, 1,353,835.80 and 725,410.20

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Solution

The fourth proportional to 902,557.20, 1,353,835.80 and 725,410.20 is: 1,088,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,557.20 : 1,353,835.80 = 725,410.20 : x
  2. Step 2: Convert to fraction form
    902,557.20/1,353,835.80 = 725,410.20/x
  3. Step 3: Cross multiply
    902,557.20x = 1,353,835.80 × 725,410.20
  4. Step 4: Simplify right side
    902,557.20x = 982,086,298,445.16
  5. Step 5: Solve for x
    x = 982,086,298,445.16/902,557.20
  6. Step 6: Final answer
    x = 1,088,115.30

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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.