Home / 955,286.64-1,318,295.52-525,557.55

Finding the Fourth Proportional to 955,286.64, 1,318,295.52 and 525,557.55

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Solution

The fourth proportional to 955,286.64, 1,318,295.52 and 525,557.55 is: 725,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,286.64 : 1,318,295.52 = 525,557.55 : x
  2. Step 2: Convert to fraction form
    955,286.64/1,318,295.52 = 525,557.55/x
  3. Step 3: Cross multiply
    955,286.64x = 1,318,295.52 × 525,557.55
  4. Step 4: Simplify right side
    955,286.64x = 692,840,163,667.18
  5. Step 5: Solve for x
    x = 692,840,163,667.18/955,286.64
  6. Step 6: Final answer
    x = 725,269.40

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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.