Home / 1,009,257.31-1,514,178.17-299,302.43

Finding the Fourth Proportional to 1,009,257.31, 1,514,178.17 and 299,302.43

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Solution

The fourth proportional to 1,009,257.31, 1,514,178.17 and 299,302.43 is: 449,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,257.31 : 1,514,178.17 = 299,302.43 : x
  2. Step 2: Convert to fraction form
    1,009,257.31/1,514,178.17 = 299,302.43/x
  3. Step 3: Cross multiply
    1,009,257.31x = 1,514,178.17 × 299,302.43
  4. Step 4: Simplify right side
    1,009,257.31x = 453,197,205,733.95
  5. Step 5: Solve for x
    x = 453,197,205,733.95/1,009,257.31
  6. Step 6: Final answer
    x = 449,040.30

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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.