Home / 363,275.28-501,322.32-202,137.12

Finding the Fourth Proportional to 363,275.28, 501,322.32 and 202,137.12

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Solution

The fourth proportional to 363,275.28, 501,322.32 and 202,137.12 is: 278,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,275.28 : 501,322.32 = 202,137.12 : x
  2. Step 2: Convert to fraction form
    363,275.28/501,322.32 = 202,137.12/x
  3. Step 3: Cross multiply
    363,275.28x = 501,322.32 × 202,137.12
  4. Step 4: Simplify right side
    363,275.28x = 101,335,849,956.52
  5. Step 5: Solve for x
    x = 101,335,849,956.52/363,275.28
  6. Step 6: Final answer
    x = 278,950.58

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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.