Home / 898,474.80-1,347,712.20-824,991.60

Finding the Fourth Proportional to 898,474.80, 1,347,712.20 and 824,991.60

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Solution

The fourth proportional to 898,474.80, 1,347,712.20 and 824,991.60 is: 1,237,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,474.80 : 1,347,712.20 = 824,991.60 : x
  2. Step 2: Convert to fraction form
    898,474.80/1,347,712.20 = 824,991.60/x
  3. Step 3: Cross multiply
    898,474.80x = 1,347,712.20 × 824,991.60
  4. Step 4: Simplify right side
    898,474.80x = 1,111,851,244,217.52
  5. Step 5: Solve for x
    x = 1,111,851,244,217.52/898,474.80
  6. Step 6: Final answer
    x = 1,237,487.40

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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.