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Finding the Fourth Proportional to 363,704.99, 501,928.43 and 202,560

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Solution

The fourth proportional to 363,704.99, 501,928.43 and 202,560 is: 279,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,704.99 : 501,928.43 = 202,560 : x
  2. Step 2: Convert to fraction form
    363,704.99/501,928.43 = 202,560/x
  3. Step 3: Cross multiply
    363,704.99x = 501,928.43 × 202,560
  4. Step 4: Simplify right side
    363,704.99x = 101,670,621,768
  5. Step 5: Solve for x
    x = 101,670,621,768/363,704.99
  6. Step 6: Final answer
    x = 279,541.46

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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.