Home / 928,702.80-1,392,823.48-524,072.66

Finding the Fourth Proportional to 928,702.80, 1,392,823.48 and 524,072.66

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Solution

The fourth proportional to 928,702.80, 1,392,823.48 and 524,072.66 is: 785,978.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,702.80 : 1,392,823.48 = 524,072.66 : x
  2. Step 2: Convert to fraction form
    928,702.80/1,392,823.48 = 524,072.66/x
  3. Step 3: Cross multiply
    928,702.80x = 1,392,823.48 × 524,072.66
  4. Step 4: Simplify right side
    928,702.80x = 729,940,706,074.06
  5. Step 5: Solve for x
    x = 729,940,706,074.06/928,702.80
  6. Step 6: Final answer
    x = 785,978.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.