Home / 411,630.23-617,090.49-159,087.89

Finding the Fourth Proportional to 411,630.23, 617,090.49 and 159,087.89

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Solution

The fourth proportional to 411,630.23, 617,090.49 and 159,087.89 is: 238,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,630.23 : 617,090.49 = 159,087.89 : x
  2. Step 2: Convert to fraction form
    411,630.23/617,090.49 = 159,087.89/x
  3. Step 3: Cross multiply
    411,630.23x = 617,090.49 × 159,087.89
  4. Step 4: Simplify right side
    411,630.23x = 98,171,620,907.71
  5. Step 5: Solve for x
    x = 98,171,620,907.71/411,630.23
  6. Step 6: Final answer
    x = 238,494.69

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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.