Home / 652,277.60-977,930.40-336,960.80

Finding the Fourth Proportional to 652,277.60, 977,930.40 and 336,960.80

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Solution

The fourth proportional to 652,277.60, 977,930.40 and 336,960.80 is: 505,190.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,277.60 : 977,930.40 = 336,960.80 : x
  2. Step 2: Convert to fraction form
    652,277.60/977,930.40 = 336,960.80/x
  3. Step 3: Cross multiply
    652,277.60x = 977,930.40 × 336,960.80
  4. Step 4: Simplify right side
    652,277.60x = 329,524,209,928.32
  5. Step 5: Solve for x
    x = 329,524,209,928.32/652,277.60
  6. Step 6: Final answer
    x = 505,190.14

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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.