Home / 767,198.16-1,058,733.53-427,666.41

Finding the Fourth Proportional to 767,198.16, 1,058,733.53 and 427,666.41

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Solution

The fourth proportional to 767,198.16, 1,058,733.53 and 427,666.41 is: 590,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,198.16 : 1,058,733.53 = 427,666.41 : x
  2. Step 2: Convert to fraction form
    767,198.16/1,058,733.53 = 427,666.41/x
  3. Step 3: Cross multiply
    767,198.16x = 1,058,733.53 × 427,666.41
  4. Step 4: Simplify right side
    767,198.16x = 452,784,765,783.40
  5. Step 5: Solve for x
    x = 452,784,765,783.40/767,198.16
  6. Step 6: Final answer
    x = 590,179.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.