Home / 845,755.91-1,167,142.48-458,584.16

Finding the Fourth Proportional to 845,755.91, 1,167,142.48 and 458,584.16

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Solution

The fourth proportional to 845,755.91, 1,167,142.48 and 458,584.16 is: 632,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,755.91 : 1,167,142.48 = 458,584.16 : x
  2. Step 2: Convert to fraction form
    845,755.91/1,167,142.48 = 458,584.16/x
  3. Step 3: Cross multiply
    845,755.91x = 1,167,142.48 × 458,584.16
  4. Step 4: Simplify right side
    845,755.91x = 535,233,053,791.12
  5. Step 5: Solve for x
    x = 535,233,053,791.12/845,755.91
  6. Step 6: Final answer
    x = 632,845.77

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1.5x scale

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.