Home / 1,029,982.36-1,544,678.22-310,393.72

Finding the Fourth Proportional to 1,029,982.36, 1,544,678.22 and 310,393.72

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Solution

The fourth proportional to 1,029,982.36, 1,544,678.22 and 310,393.72 is: 465,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,982.36 : 1,544,678.22 = 310,393.72 : x
  2. Step 2: Convert to fraction form
    1,029,982.36/1,544,678.22 = 310,393.72/x
  3. Step 3: Cross multiply
    1,029,982.36x = 1,544,678.22 × 310,393.72
  4. Step 4: Simplify right side
    1,029,982.36x = 479,458,418,908.78
  5. Step 5: Solve for x
    x = 479,458,418,908.78/1,029,982.36
  6. Step 6: Final answer
    x = 465,501.58

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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.