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Finding the Fourth Proportional to 541,725.52, 806,868.56 and 513,275.08

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Solution

The fourth proportional to 541,725.52, 806,868.56 and 513,275.08 is: 764,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,725.52 : 806,868.56 = 513,275.08 : x
  2. Step 2: Convert to fraction form
    541,725.52/806,868.56 = 513,275.08/x
  3. Step 3: Cross multiply
    541,725.52x = 806,868.56 × 513,275.08
  4. Step 4: Simplify right side
    541,725.52x = 414,145,524,683.49
  5. Step 5: Solve for x
    x = 414,145,524,683.49/541,725.52
  6. Step 6: Final answer
    x = 764,493.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.