Home / 867,244.67-1,300,859.75-677,864.31

Finding the Fourth Proportional to 867,244.67, 1,300,859.75 and 677,864.31

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Solution

The fourth proportional to 867,244.67, 1,300,859.75 and 677,864.31 is: 1,016,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,244.67 : 1,300,859.75 = 677,864.31 : x
  2. Step 2: Convert to fraction form
    867,244.67/1,300,859.75 = 677,864.31/x
  3. Step 3: Cross multiply
    867,244.67x = 1,300,859.75 × 677,864.31
  4. Step 4: Simplify right side
    867,244.67x = 881,806,393,451.20
  5. Step 5: Solve for x
    x = 881,806,393,451.20/867,244.67
  6. Step 6: Final answer
    x = 1,016,790.80

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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.