Home / 411,749.12-617,537.28-116,192

Finding the Fourth Proportional to 411,749.12, 617,537.28 and 116,192

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Solution

The fourth proportional to 411,749.12, 617,537.28 and 116,192 is: 174,263.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,749.12 : 617,537.28 = 116,192 : x
  2. Step 2: Convert to fraction form
    411,749.12/617,537.28 = 116,192/x
  3. Step 3: Cross multiply
    411,749.12x = 617,537.28 × 116,192
  4. Step 4: Simplify right side
    411,749.12x = 71,752,891,637.76
  5. Step 5: Solve for x
    x = 71,752,891,637.76/411,749.12
  6. Step 6: Final answer
    x = 174,263.62

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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.