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Finding the Fourth Proportional to 358,762, 494,993.04 and 249,744.16

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Solution

The fourth proportional to 358,762, 494,993.04 and 249,744.16 is: 344,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,762 : 494,993.04 = 249,744.16 : x
  2. Step 2: Convert to fraction form
    358,762/494,993.04 = 249,744.16/x
  3. Step 3: Cross multiply
    358,762x = 494,993.04 × 249,744.16
  4. Step 4: Simplify right side
    358,762x = 123,621,620,980.65
  5. Step 5: Solve for x
    x = 123,621,620,980.65/358,762
  6. Step 6: Final answer
    x = 344,578.36

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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.