Home / 1,009,920.36-1,514,618.46-299,781.48

Finding the Fourth Proportional to 1,009,920.36, 1,514,618.46 and 299,781.48

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Solution

The fourth proportional to 1,009,920.36, 1,514,618.46 and 299,781.48 is: 449,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,920.36 : 1,514,618.46 = 299,781.48 : x
  2. Step 2: Convert to fraction form
    1,009,920.36/1,514,618.46 = 299,781.48/x
  3. Step 3: Cross multiply
    1,009,920.36x = 1,514,618.46 × 299,781.48
  4. Step 4: Simplify right side
    1,009,920.36x = 454,054,563,574.12
  5. Step 5: Solve for x
    x = 454,054,563,574.12/1,009,920.36
  6. Step 6: Final answer
    x = 449,594.43

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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.