Home / 845,093.25-1,166,228.69-463,128.84

Finding the Fourth Proportional to 845,093.25, 1,166,228.69 and 463,128.84

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Solution

The fourth proportional to 845,093.25, 1,166,228.69 and 463,128.84 is: 639,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,093.25 : 1,166,228.69 = 463,128.84 : x
  2. Step 2: Convert to fraction form
    845,093.25/1,166,228.69 = 463,128.84/x
  3. Step 3: Cross multiply
    845,093.25x = 1,166,228.69 × 463,128.84
  4. Step 4: Simplify right side
    845,093.25x = 540,114,138,058.78
  5. Step 5: Solve for x
    x = 540,114,138,058.78/845,093.25
  6. Step 6: Final answer
    x = 639,117.80

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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.