Home / 845,337.48-1,166,610.43-463,380.36

Finding the Fourth Proportional to 845,337.48, 1,166,610.43 and 463,380.36

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Solution

The fourth proportional to 845,337.48, 1,166,610.43 and 463,380.36 is: 639,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,337.48 : 1,166,610.43 = 463,380.36 : x
  2. Step 2: Convert to fraction form
    845,337.48/1,166,610.43 = 463,380.36/x
  3. Step 3: Cross multiply
    845,337.48x = 1,166,610.43 × 463,380.36
  4. Step 4: Simplify right side
    845,337.48x = 540,584,361,033.16
  5. Step 5: Solve for x
    x = 540,584,361,033.16/845,337.48
  6. Step 6: Final answer
    x = 639,489.40

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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.