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Finding the Fourth Proportional to 435,071.33, 652,624.67 and 207,249.81

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Solution

The fourth proportional to 435,071.33, 652,624.67 and 207,249.81 is: 310,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,071.33 : 652,624.67 = 207,249.81 : x
  2. Step 2: Convert to fraction form
    435,071.33/652,624.67 = 207,249.81/x
  3. Step 3: Cross multiply
    435,071.33x = 652,624.67 × 207,249.81
  4. Step 4: Simplify right side
    435,071.33x = 135,256,341,853.23
  5. Step 5: Solve for x
    x = 135,256,341,853.23/435,071.33
  6. Step 6: Final answer
    x = 310,883.14

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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.