Home / 845,336.50-1,166,564.64-463,365.88

Finding the Fourth Proportional to 845,336.50, 1,166,564.64 and 463,365.88

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Solution

The fourth proportional to 845,336.50, 1,166,564.64 and 463,365.88 is: 639,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,336.50 : 1,166,564.64 = 463,365.88 : x
  2. Step 2: Convert to fraction form
    845,336.50/1,166,564.64 = 463,365.88/x
  3. Step 3: Cross multiply
    845,336.50x = 1,166,564.64 × 463,365.88
  4. Step 4: Simplify right side
    845,336.50x = 540,546,250,990.48
  5. Step 5: Solve for x
    x = 540,546,250,990.48/845,336.50
  6. Step 6: Final answer
    x = 639,445.06

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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.