Home / 891,682.80-1,337,508.72-359,190.23

Finding the Fourth Proportional to 891,682.80, 1,337,508.72 and 359,190.23

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Solution

The fourth proportional to 891,682.80, 1,337,508.72 and 359,190.23 is: 538,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,682.80 : 1,337,508.72 = 359,190.23 : x
  2. Step 2: Convert to fraction form
    891,682.80/1,337,508.72 = 359,190.23/x
  3. Step 3: Cross multiply
    891,682.80x = 1,337,508.72 × 359,190.23
  4. Step 4: Simplify right side
    891,682.80x = 480,420,058,076.26
  5. Step 5: Solve for x
    x = 480,420,058,076.26/891,682.80
  6. Step 6: Final answer
    x = 538,779.10

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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.