Home / 451,834.04-677,751.12-152,289.60

Finding the Fourth Proportional to 451,834.04, 677,751.12 and 152,289.60

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Solution

The fourth proportional to 451,834.04, 677,751.12 and 152,289.60 is: 228,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,834.04 : 677,751.12 = 152,289.60 : x
  2. Step 2: Convert to fraction form
    451,834.04/677,751.12 = 152,289.60/x
  3. Step 3: Cross multiply
    451,834.04x = 677,751.12 × 152,289.60
  4. Step 4: Simplify right side
    451,834.04x = 103,214,446,964.35
  5. Step 5: Solve for x
    x = 103,214,446,964.35/451,834.04
  6. Step 6: Final answer
    x = 228,434.42

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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.