Home / 792,266.48-1,188,101.20-286,702.41

Finding the Fourth Proportional to 792,266.48, 1,188,101.20 and 286,702.41

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Solution

The fourth proportional to 792,266.48, 1,188,101.20 and 286,702.41 is: 429,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,266.48 : 1,188,101.20 = 286,702.41 : x
  2. Step 2: Convert to fraction form
    792,266.48/1,188,101.20 = 286,702.41/x
  3. Step 3: Cross multiply
    792,266.48x = 1,188,101.20 × 286,702.41
  4. Step 4: Simplify right side
    792,266.48x = 340,631,477,363.89
  5. Step 5: Solve for x
    x = 340,631,477,363.89/792,266.48
  6. Step 6: Final answer
    x = 429,945.59

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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.