Home / 845,452.10-1,166,768.61-463,494.98

Finding the Fourth Proportional to 845,452.10, 1,166,768.61 and 463,494.98

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Solution

The fourth proportional to 845,452.10, 1,166,768.61 and 463,494.98 is: 639,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,452.10 : 1,166,768.61 = 463,494.98 : x
  2. Step 2: Convert to fraction form
    845,452.10/1,166,768.61 = 463,494.98/x
  3. Step 3: Cross multiply
    845,452.10x = 1,166,768.61 × 463,494.98
  4. Step 4: Simplify right side
    845,452.10x = 540,791,393,556.58
  5. Step 5: Solve for x
    x = 540,791,393,556.58/845,452.10
  6. Step 6: Final answer
    x = 639,647.58

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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.