Home / 1,283,409.28-1,925,108.64-323,867.04

Finding the Fourth Proportional to 1,283,409.28, 1,925,108.64 and 323,867.04

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Solution

The fourth proportional to 1,283,409.28, 1,925,108.64 and 323,867.04 is: 485,799.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,409.28 : 1,925,108.64 = 323,867.04 : x
  2. Step 2: Convert to fraction form
    1,283,409.28/1,925,108.64 = 323,867.04/x
  3. Step 3: Cross multiply
    1,283,409.28x = 1,925,108.64 × 323,867.04
  4. Step 4: Simplify right side
    1,283,409.28x = 623,479,236,915.23
  5. Step 5: Solve for x
    x = 623,479,236,915.23/1,283,409.28
  6. Step 6: Final answer
    x = 485,799.23

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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.