Home / 902,966.24-1,245,841.20-711,384.96

Finding the Fourth Proportional to 902,966.24, 1,245,841.20 and 711,384.96

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Solution

The fourth proportional to 902,966.24, 1,245,841.20 and 711,384.96 is: 981,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,966.24 : 1,245,841.20 = 711,384.96 : x
  2. Step 2: Convert to fraction form
    902,966.24/1,245,841.20 = 711,384.96/x
  3. Step 3: Cross multiply
    902,966.24x = 1,245,841.20 × 711,384.96
  4. Step 4: Simplify right side
    902,966.24x = 886,272,692,228.35
  5. Step 5: Solve for x
    x = 886,272,692,228.35/902,966.24
  6. Step 6: Final answer
    x = 981,512.54

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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.