Home / 955,293.48-1,318,304.94-525,564.39

Finding the Fourth Proportional to 955,293.48, 1,318,304.94 and 525,564.39

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Solution

The fourth proportional to 955,293.48, 1,318,304.94 and 525,564.39 is: 725,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,293.48 : 1,318,304.94 = 525,564.39 : x
  2. Step 2: Convert to fraction form
    955,293.48/1,318,304.94 = 525,564.39/x
  3. Step 3: Cross multiply
    955,293.48x = 1,318,304.94 × 525,564.39
  4. Step 4: Simplify right side
    955,293.48x = 692,854,131,625.09
  5. Step 5: Solve for x
    x = 692,854,131,625.09/955,293.48
  6. Step 6: Final answer
    x = 725,278.82

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1.5x scale

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.