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Finding the Fourth Proportional to 617,595.54, 925,751.07 and 238,776.48

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Solution

The fourth proportional to 617,595.54, 925,751.07 and 238,776.48 is: 357,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,595.54 : 925,751.07 = 238,776.48 : x
  2. Step 2: Convert to fraction form
    617,595.54/925,751.07 = 238,776.48/x
  3. Step 3: Cross multiply
    617,595.54x = 925,751.07 × 238,776.48
  4. Step 4: Simplify right side
    617,595.54x = 221,047,581,850.83
  5. Step 5: Solve for x
    x = 221,047,581,850.83/617,595.54
  6. Step 6: Final answer
    x = 357,916.42

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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.