Home / 505,482.37-757,849.03-238,931.42

Finding the Fourth Proportional to 505,482.37, 757,849.03 and 238,931.42

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Solution

The fourth proportional to 505,482.37, 757,849.03 and 238,931.42 is: 358,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,482.37 : 757,849.03 = 238,931.42 : x
  2. Step 2: Convert to fraction form
    505,482.37/757,849.03 = 238,931.42/x
  3. Step 3: Cross multiply
    505,482.37x = 757,849.03 × 238,931.42
  4. Step 4: Simplify right side
    505,482.37x = 181,073,940,496.95
  5. Step 5: Solve for x
    x = 181,073,940,496.95/505,482.37
  6. Step 6: Final answer
    x = 358,220.09

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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.