Home / 434,918.96-652,260.36-119,301.20

Finding the Fourth Proportional to 434,918.96, 652,260.36 and 119,301.20

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Solution

The fourth proportional to 434,918.96, 652,260.36 and 119,301.20 is: 178,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,918.96 : 652,260.36 = 119,301.20 : x
  2. Step 2: Convert to fraction form
    434,918.96/652,260.36 = 119,301.20/x
  3. Step 3: Cross multiply
    434,918.96x = 652,260.36 × 119,301.20
  4. Step 4: Simplify right side
    434,918.96x = 77,815,443,660.43
  5. Step 5: Solve for x
    x = 77,815,443,660.43/434,918.96
  6. Step 6: Final answer
    x = 178,919.41

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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.