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Finding the Fourth Proportional to 435,609.05, 601,119.36 and 242,028.97

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Solution

The fourth proportional to 435,609.05, 601,119.36 and 242,028.97 is: 333,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,609.05 : 601,119.36 = 242,028.97 : x
  2. Step 2: Convert to fraction form
    435,609.05/601,119.36 = 242,028.97/x
  3. Step 3: Cross multiply
    435,609.05x = 601,119.36 × 242,028.97
  4. Step 4: Simplify right side
    435,609.05x = 145,488,298,045.06
  5. Step 5: Solve for x
    x = 145,488,298,045.06/435,609.05
  6. Step 6: Final answer
    x = 333,988.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.