Home / 955,597.89-1,318,725.28-525,878.02

Finding the Fourth Proportional to 955,597.89, 1,318,725.28 and 525,878.02

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Solution

The fourth proportional to 955,597.89, 1,318,725.28 and 525,878.02 is: 725,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,597.89 : 1,318,725.28 = 525,878.02 : x
  2. Step 2: Convert to fraction form
    955,597.89/1,318,725.28 = 525,878.02/x
  3. Step 3: Cross multiply
    955,597.89x = 1,318,725.28 × 525,878.02
  4. Step 4: Simplify right side
    955,597.89x = 693,488,639,170.35
  5. Step 5: Solve for x
    x = 693,488,639,170.35/955,597.89
  6. Step 6: Final answer
    x = 725,711.77

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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.