Home / 447,176.16-617,077.44-245,972.16

Finding the Fourth Proportional to 447,176.16, 617,077.44 and 245,972.16

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Solution

The fourth proportional to 447,176.16, 617,077.44 and 245,972.16 is: 339,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,176.16 : 617,077.44 = 245,972.16 : x
  2. Step 2: Convert to fraction form
    447,176.16/617,077.44 = 245,972.16/x
  3. Step 3: Cross multiply
    447,176.16x = 617,077.44 × 245,972.16
  4. Step 4: Simplify right side
    447,176.16x = 151,783,870,804.07
  5. Step 5: Solve for x
    x = 151,783,870,804.07/447,176.16
  6. Step 6: Final answer
    x = 339,427.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.