Home / 659,972.00-989,958.00-304,939.89

Finding the Fourth Proportional to 659,972.00, 989,958.00 and 304,939.89

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Solution

The fourth proportional to 659,972.00, 989,958.00 and 304,939.89 is: 457,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,972.00 : 989,958.00 = 304,939.89 : x
  2. Step 2: Convert to fraction form
    659,972.00/989,958.00 = 304,939.89/x
  3. Step 3: Cross multiply
    659,972.00x = 989,958.00 × 304,939.89
  4. Step 4: Simplify right side
    659,972.00x = 301,877,684,768.15
  5. Step 5: Solve for x
    x = 301,877,684,768.15/659,972.00
  6. Step 6: Final answer
    x = 457,409.84

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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.