Home / 1,009,219.27-1,514,121.12-299,264.40

Finding the Fourth Proportional to 1,009,219.27, 1,514,121.12 and 299,264.40

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Solution

The fourth proportional to 1,009,219.27, 1,514,121.12 and 299,264.40 is: 448,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,219.27 : 1,514,121.12 = 299,264.40 : x
  2. Step 2: Convert to fraction form
    1,009,219.27/1,514,121.12 = 299,264.40/x
  3. Step 3: Cross multiply
    1,009,219.27x = 1,514,121.12 × 299,264.40
  4. Step 4: Simplify right side
    1,009,219.27x = 453,122,548,504.13
  5. Step 5: Solve for x
    x = 453,122,548,504.13/1,009,219.27
  6. Step 6: Final answer
    x = 448,983.25

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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.