Home / 954,645.80-1,431,022.73-448,300.35

Finding the Fourth Proportional to 954,645.80, 1,431,022.73 and 448,300.35

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Solution

The fourth proportional to 954,645.80, 1,431,022.73 and 448,300.35 is: 672,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,645.80 : 1,431,022.73 = 448,300.35 : x
  2. Step 2: Convert to fraction form
    954,645.80/1,431,022.73 = 448,300.35/x
  3. Step 3: Cross multiply
    954,645.80x = 1,431,022.73 × 448,300.35
  4. Step 4: Simplify right side
    954,645.80x = 641,527,988,475.45
  5. Step 5: Solve for x
    x = 641,527,988,475.45/954,645.80
  6. Step 6: Final answer
    x = 672,006.30

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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.