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Finding the Fourth Proportional to 435,358.45, 652,988.67 and 150,996.61

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Solution

The fourth proportional to 435,358.45, 652,988.67 and 150,996.61 is: 226,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,358.45 : 652,988.67 = 150,996.61 : x
  2. Step 2: Convert to fraction form
    435,358.45/652,988.67 = 150,996.61/x
  3. Step 3: Cross multiply
    435,358.45x = 652,988.67 × 150,996.61
  4. Step 4: Simplify right side
    435,358.45x = 98,599,075,538.41
  5. Step 5: Solve for x
    x = 98,599,075,538.41/435,358.45
  6. Step 6: Final answer
    x = 226,477.92

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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.