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Finding the Fourth Proportional to 372,536.88, 513,950.04 and 227,268.24

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Solution

The fourth proportional to 372,536.88, 513,950.04 and 227,268.24 is: 313,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,536.88 : 513,950.04 = 227,268.24 : x
  2. Step 2: Convert to fraction form
    372,536.88/513,950.04 = 227,268.24/x
  3. Step 3: Cross multiply
    372,536.88x = 513,950.04 × 227,268.24
  4. Step 4: Simplify right side
    372,536.88x = 116,804,521,038.73
  5. Step 5: Solve for x
    x = 116,804,521,038.73/372,536.88
  6. Step 6: Final answer
    x = 313,538.14

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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.