Home / 770,941.94-1,156,363.65-238,418.37

Finding the Fourth Proportional to 770,941.94, 1,156,363.65 and 238,418.37

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Solution

The fourth proportional to 770,941.94, 1,156,363.65 and 238,418.37 is: 357,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,941.94 : 1,156,363.65 = 238,418.37 : x
  2. Step 2: Convert to fraction form
    770,941.94/1,156,363.65 = 238,418.37/x
  3. Step 3: Cross multiply
    770,941.94x = 1,156,363.65 × 238,418.37
  4. Step 4: Simplify right side
    770,941.94x = 275,698,336,560.25
  5. Step 5: Solve for x
    x = 275,698,336,560.25/770,941.94
  6. Step 6: Final answer
    x = 357,612.32

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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.