Home / 437,835.13-655,473.20-395,811.92

Finding the Fourth Proportional to 437,835.13, 655,473.20 and 395,811.92

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Solution

The fourth proportional to 437,835.13, 655,473.20 and 395,811.92 is: 592,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,835.13 : 655,473.20 = 395,811.92 : x
  2. Step 2: Convert to fraction form
    437,835.13/655,473.20 = 395,811.92/x
  3. Step 3: Cross multiply
    437,835.13x = 655,473.20 × 395,811.92
  4. Step 4: Simplify right side
    437,835.13x = 259,444,105,460.17
  5. Step 5: Solve for x
    x = 259,444,105,460.17/437,835.13
  6. Step 6: Final answer
    x = 592,561.19

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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.