Home / 792,102.56-1,186,432.76-487,568.48

Finding the Fourth Proportional to 792,102.56, 1,186,432.76 and 487,568.48

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Solution

The fourth proportional to 792,102.56, 1,186,432.76 and 487,568.48 is: 730,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,102.56 : 1,186,432.76 = 487,568.48 : x
  2. Step 2: Convert to fraction form
    792,102.56/1,186,432.76 = 487,568.48/x
  3. Step 3: Cross multiply
    792,102.56x = 1,186,432.76 × 487,568.48
  4. Step 4: Simplify right side
    792,102.56x = 578,467,217,415.41
  5. Step 5: Solve for x
    x = 578,467,217,415.41/792,102.56
  6. Step 6: Final answer
    x = 730,293.33

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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.