Home / 955,013.25-1,317,890.49-525,293.26

Finding the Fourth Proportional to 955,013.25, 1,317,890.49 and 525,293.26

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Solution

The fourth proportional to 955,013.25, 1,317,890.49 and 525,293.26 is: 724,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,013.25 : 1,317,890.49 = 525,293.26 : x
  2. Step 2: Convert to fraction form
    955,013.25/1,317,890.49 = 525,293.26/x
  3. Step 3: Cross multiply
    955,013.25x = 1,317,890.49 × 525,293.26
  4. Step 4: Simplify right side
    955,013.25x = 692,278,991,815.10
  5. Step 5: Solve for x
    x = 692,278,991,815.10/955,013.25
  6. Step 6: Final answer
    x = 724,889.41

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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.