Home / 451,575.36-677,674.08-156,087.36

Finding the Fourth Proportional to 451,575.36, 677,674.08 and 156,087.36

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Solution

The fourth proportional to 451,575.36, 677,674.08 and 156,087.36 is: 234,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,575.36 : 677,674.08 = 156,087.36 : x
  2. Step 2: Convert to fraction form
    451,575.36/677,674.08 = 156,087.36/x
  3. Step 3: Cross multiply
    451,575.36x = 677,674.08 × 156,087.36
  4. Step 4: Simplify right side
    451,575.36x = 105,776,358,087.63
  5. Step 5: Solve for x
    x = 105,776,358,087.63/451,575.36
  6. Step 6: Final answer
    x = 234,238.55

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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.