Home / 492,421.24-738,048.66-225,957.16

Finding the Fourth Proportional to 492,421.24, 738,048.66 and 225,957.16

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Solution

The fourth proportional to 492,421.24, 738,048.66 and 225,957.16 is: 338,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,421.24 : 738,048.66 = 225,957.16 : x
  2. Step 2: Convert to fraction form
    492,421.24/738,048.66 = 225,957.16/x
  3. Step 3: Cross multiply
    492,421.24x = 738,048.66 × 225,957.16
  4. Step 4: Simplify right side
    492,421.24x = 166,767,379,155.41
  5. Step 5: Solve for x
    x = 166,767,379,155.41/492,421.24
  6. Step 6: Final answer
    x = 338,668.13

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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.