Home / 898,386.40-1,347,579.60-449,176.60

Finding the Fourth Proportional to 898,386.40, 1,347,579.60 and 449,176.60

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Solution

The fourth proportional to 898,386.40, 1,347,579.60 and 449,176.60 is: 673,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,386.40 : 1,347,579.60 = 449,176.60 : x
  2. Step 2: Convert to fraction form
    898,386.40/1,347,579.60 = 449,176.60/x
  3. Step 3: Cross multiply
    898,386.40x = 1,347,579.60 × 449,176.60
  4. Step 4: Simplify right side
    898,386.40x = 605,301,222,957.36
  5. Step 5: Solve for x
    x = 605,301,222,957.36/898,386.40
  6. Step 6: Final answer
    x = 673,764.90

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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.