Home / 492,583.47-738,882.49-325,175.91

Finding the Fourth Proportional to 492,583.47, 738,882.49 and 325,175.91

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Solution

The fourth proportional to 492,583.47, 738,882.49 and 325,175.91 is: 487,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,583.47 : 738,882.49 = 325,175.91 : x
  2. Step 2: Convert to fraction form
    492,583.47/738,882.49 = 325,175.91/x
  3. Step 3: Cross multiply
    492,583.47x = 738,882.49 × 325,175.91
  4. Step 4: Simplify right side
    492,583.47x = 240,266,786,068.82
  5. Step 5: Solve for x
    x = 240,266,786,068.82/492,583.47
  6. Step 6: Final answer
    x = 487,768.67

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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.