Home / 767,951.47-1,152,108.24-262,517.55

Finding the Fourth Proportional to 767,951.47, 1,152,108.24 and 262,517.55

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Solution

The fourth proportional to 767,951.47, 1,152,108.24 and 262,517.55 is: 393,838.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,951.47 : 1,152,108.24 = 262,517.55 : x
  2. Step 2: Convert to fraction form
    767,951.47/1,152,108.24 = 262,517.55/x
  3. Step 3: Cross multiply
    767,951.47x = 1,152,108.24 × 262,517.55
  4. Step 4: Simplify right side
    767,951.47x = 302,448,632,499.61
  5. Step 5: Solve for x
    x = 302,448,632,499.61/767,951.47
  6. Step 6: Final answer
    x = 393,838.21

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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.