Home / 462,845.52-641,998.80-450,561.96

Finding the Fourth Proportional to 462,845.52, 641,998.80 and 450,561.96

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Solution

The fourth proportional to 462,845.52, 641,998.80 and 450,561.96 is: 624,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,845.52 : 641,998.80 = 450,561.96 : x
  2. Step 2: Convert to fraction form
    462,845.52/641,998.80 = 450,561.96/x
  3. Step 3: Cross multiply
    462,845.52x = 641,998.80 × 450,561.96
  4. Step 4: Simplify right side
    462,845.52x = 289,260,237,645.65
  5. Step 5: Solve for x
    x = 289,260,237,645.65/462,845.52
  6. Step 6: Final answer
    x = 624,960.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.