Home / 631,808.82-946,716.93-231,899.40

Finding the Fourth Proportional to 631,808.82, 946,716.93 and 231,899.40

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Solution

The fourth proportional to 631,808.82, 946,716.93 and 231,899.40 is: 347,483.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,808.82 : 946,716.93 = 231,899.40 : x
  2. Step 2: Convert to fraction form
    631,808.82/946,716.93 = 231,899.40/x
  3. Step 3: Cross multiply
    631,808.82x = 946,716.93 × 231,899.40
  4. Step 4: Simplify right side
    631,808.82x = 219,543,088,036.84
  5. Step 5: Solve for x
    x = 219,543,088,036.84/631,808.82
  6. Step 6: Final answer
    x = 347,483.42

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1.5x scale

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.