Home / 439,357.04-659,094.60-154,980.80

Finding the Fourth Proportional to 439,357.04, 659,094.60 and 154,980.80

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Solution

The fourth proportional to 439,357.04, 659,094.60 and 154,980.80 is: 232,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,357.04 : 659,094.60 = 154,980.80 : x
  2. Step 2: Convert to fraction form
    439,357.04/659,094.60 = 154,980.80/x
  3. Step 3: Cross multiply
    439,357.04x = 659,094.60 × 154,980.80
  4. Step 4: Simplify right side
    439,357.04x = 102,147,008,383.68
  5. Step 5: Solve for x
    x = 102,147,008,383.68/439,357.04
  6. Step 6: Final answer
    x = 232,492.03

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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.