Home / 845,375.27-1,166,617.89-463,393.85

Finding the Fourth Proportional to 845,375.27, 1,166,617.89 and 463,393.85

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Solution

The fourth proportional to 845,375.27, 1,166,617.89 and 463,393.85 is: 639,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,375.27 : 1,166,617.89 = 463,393.85 : x
  2. Step 2: Convert to fraction form
    845,375.27/1,166,617.89 = 463,393.85/x
  3. Step 3: Cross multiply
    845,375.27x = 1,166,617.89 × 463,393.85
  4. Step 4: Simplify right side
    845,375.27x = 540,603,549,692.89
  5. Step 5: Solve for x
    x = 540,603,549,692.89/845,375.27
  6. Step 6: Final answer
    x = 639,483.52

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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.