Home / 845,513.36-1,166,743.68-482,887.16

Finding the Fourth Proportional to 845,513.36, 1,166,743.68 and 482,887.16

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Solution

The fourth proportional to 845,513.36, 1,166,743.68 and 482,887.16 is: 666,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,513.36 : 1,166,743.68 = 482,887.16 : x
  2. Step 2: Convert to fraction form
    845,513.36/1,166,743.68 = 482,887.16/x
  3. Step 3: Cross multiply
    845,513.36x = 1,166,743.68 × 482,887.16
  4. Step 4: Simplify right side
    845,513.36x = 563,405,542,083.15
  5. Step 5: Solve for x
    x = 563,405,542,083.15/845,513.36
  6. Step 6: Final answer
    x = 666,347.30

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Double scale
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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.