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Finding the Fourth Proportional to 411,228.98, 567,469.59 and 229,955.84

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Solution

The fourth proportional to 411,228.98, 567,469.59 and 229,955.84 is: 317,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,228.98 : 567,469.59 = 229,955.84 : x
  2. Step 2: Convert to fraction form
    411,228.98/567,469.59 = 229,955.84/x
  3. Step 3: Cross multiply
    411,228.98x = 567,469.59 × 229,955.84
  4. Step 4: Simplify right side
    411,228.98x = 130,492,946,242.91
  5. Step 5: Solve for x
    x = 130,492,946,242.91/411,228.98
  6. Step 6: Final answer
    x = 317,324.30

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1.5x scale

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.