Home / 898,911.06-1,348,371.72-299,870.43

Finding the Fourth Proportional to 898,911.06, 1,348,371.72 and 299,870.43

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Solution

The fourth proportional to 898,911.06, 1,348,371.72 and 299,870.43 is: 449,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,911.06 : 1,348,371.72 = 299,870.43 : x
  2. Step 2: Convert to fraction form
    898,911.06/1,348,371.72 = 299,870.43/x
  3. Step 3: Cross multiply
    898,911.06x = 1,348,371.72 × 299,870.43
  4. Step 4: Simplify right side
    898,911.06x = 404,336,807,476.24
  5. Step 5: Solve for x
    x = 404,336,807,476.24/898,911.06
  6. Step 6: Final answer
    x = 449,807.36

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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.