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Finding the Fourth Proportional to 566,711.92, 849,969.24 and 211,728.88

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Solution

The fourth proportional to 566,711.92, 849,969.24 and 211,728.88 is: 317,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,711.92 : 849,969.24 = 211,728.88 : x
  2. Step 2: Convert to fraction form
    566,711.92/849,969.24 = 211,728.88/x
  3. Step 3: Cross multiply
    566,711.92x = 849,969.24 × 211,728.88
  4. Step 4: Simplify right side
    566,711.92x = 179,963,035,219.65
  5. Step 5: Solve for x
    x = 179,963,035,219.65/566,711.92
  6. Step 6: Final answer
    x = 317,556.47

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1.5x scale

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.