Home / 971,255.40-1,337,282.46-825,775.08

Finding the Fourth Proportional to 971,255.40, 1,337,282.46 and 825,775.08

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Solution

The fourth proportional to 971,255.40, 1,337,282.46 and 825,775.08 is: 1,136,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,255.40 : 1,337,282.46 = 825,775.08 : x
  2. Step 2: Convert to fraction form
    971,255.40/1,337,282.46 = 825,775.08/x
  3. Step 3: Cross multiply
    971,255.40x = 1,337,282.46 × 825,775.08
  4. Step 4: Simplify right side
    971,255.40x = 1,104,294,530,389.10
  5. Step 5: Solve for x
    x = 1,104,294,530,389.10/971,255.40
  6. Step 6: Final answer
    x = 1,136,976.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.