Home / 451,715.22-677,675.04-152,187.65

Finding the Fourth Proportional to 451,715.22, 677,675.04 and 152,187.65

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Solution

The fourth proportional to 451,715.22, 677,675.04 and 152,187.65 is: 228,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,715.22 : 677,675.04 = 152,187.65 : x
  2. Step 2: Convert to fraction form
    451,715.22/677,675.04 = 152,187.65/x
  3. Step 3: Cross multiply
    451,715.22x = 677,675.04 × 152,187.65
  4. Step 4: Simplify right side
    451,715.22x = 103,133,771,801.26
  5. Step 5: Solve for x
    x = 103,133,771,801.26/451,715.22
  6. Step 6: Final answer
    x = 228,315.91

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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.