Home / 632,047.20-946,534.80-335,906.40

Finding the Fourth Proportional to 632,047.20, 946,534.80 and 335,906.40

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Solution

The fourth proportional to 632,047.20, 946,534.80 and 335,906.40 is: 503,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,047.20 : 946,534.80 = 335,906.40 : x
  2. Step 2: Convert to fraction form
    632,047.20/946,534.80 = 335,906.40/x
  3. Step 3: Cross multiply
    632,047.20x = 946,534.80 × 335,906.40
  4. Step 4: Simplify right side
    632,047.20x = 317,947,097,142.72
  5. Step 5: Solve for x
    x = 317,947,097,142.72/632,047.20
  6. Step 6: Final answer
    x = 503,043.28

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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.