Home / 845,661.31-1,268,678.54-246,669.35

Finding the Fourth Proportional to 845,661.31, 1,268,678.54 and 246,669.35

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Solution

The fourth proportional to 845,661.31, 1,268,678.54 and 246,669.35 is: 370,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,661.31 : 1,268,678.54 = 246,669.35 : x
  2. Step 2: Convert to fraction form
    845,661.31/1,268,678.54 = 246,669.35/x
  3. Step 3: Cross multiply
    845,661.31x = 1,268,678.54 × 246,669.35
  4. Step 4: Simplify right side
    845,661.31x = 312,944,105,094.03
  5. Step 5: Solve for x
    x = 312,944,105,094.03/845,661.31
  6. Step 6: Final answer
    x = 370,058.44

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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.