Home / 632,462.40-946,833.12-395,085.60

Finding the Fourth Proportional to 632,462.40, 946,833.12 and 395,085.60

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Solution

The fourth proportional to 632,462.40, 946,833.12 and 395,085.60 is: 591,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,462.40 : 946,833.12 = 395,085.60 : x
  2. Step 2: Convert to fraction form
    632,462.40/946,833.12 = 395,085.60/x
  3. Step 3: Cross multiply
    632,462.40x = 946,833.12 × 395,085.60
  4. Step 4: Simplify right side
    632,462.40x = 374,080,131,315.07
  5. Step 5: Solve for x
    x = 374,080,131,315.07/632,462.40
  6. Step 6: Final answer
    x = 591,466.20

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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.