Home / 437,525.20-656,287.80-326,933.20

Finding the Fourth Proportional to 437,525.20, 656,287.80 and 326,933.20

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Solution

The fourth proportional to 437,525.20, 656,287.80 and 326,933.20 is: 490,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,525.20 : 656,287.80 = 326,933.20 : x
  2. Step 2: Convert to fraction form
    437,525.20/656,287.80 = 326,933.20/x
  3. Step 3: Cross multiply
    437,525.20x = 656,287.80 × 326,933.20
  4. Step 4: Simplify right side
    437,525.20x = 214,562,270,574.96
  5. Step 5: Solve for x
    x = 214,562,270,574.96/437,525.20
  6. Step 6: Final answer
    x = 490,399.80

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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.