Home / 802,940.85-1,108,056.13-458,883.54

Finding the Fourth Proportional to 802,940.85, 1,108,056.13 and 458,883.54

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Solution

The fourth proportional to 802,940.85, 1,108,056.13 and 458,883.54 is: 633,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,940.85 : 1,108,056.13 = 458,883.54 : x
  2. Step 2: Convert to fraction form
    802,940.85/1,108,056.13 = 458,883.54/x
  3. Step 3: Cross multiply
    802,940.85x = 1,108,056.13 × 458,883.54
  4. Step 4: Simplify right side
    802,940.85x = 508,468,719,453.10
  5. Step 5: Solve for x
    x = 508,468,719,453.10/802,940.85
  6. Step 6: Final answer
    x = 633,258.00

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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.