Home / 452,394.22-677,557.54-215,903.02

Finding the Fourth Proportional to 452,394.22, 677,557.54 and 215,903.02

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Solution

The fourth proportional to 452,394.22, 677,557.54 and 215,903.02 is: 323,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,394.22 : 677,557.54 = 215,903.02 : x
  2. Step 2: Convert to fraction form
    452,394.22/677,557.54 = 215,903.02/x
  3. Step 3: Cross multiply
    452,394.22x = 677,557.54 × 215,903.02
  4. Step 4: Simplify right side
    452,394.22x = 146,286,719,109.77
  5. Step 5: Solve for x
    x = 146,286,719,109.77/452,394.22
  6. Step 6: Final answer
    x = 323,361.16

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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.