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Finding the Fourth Proportional to 301,355.57, 452,102.38 and 130,605.94

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Solution

The fourth proportional to 301,355.57, 452,102.38 and 130,605.94 is: 195,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,355.57 : 452,102.38 = 130,605.94 : x
  2. Step 2: Convert to fraction form
    301,355.57/452,102.38 = 130,605.94/x
  3. Step 3: Cross multiply
    301,355.57x = 452,102.38 × 130,605.94
  4. Step 4: Simplify right side
    301,355.57x = 59,047,256,316.14
  5. Step 5: Solve for x
    x = 59,047,256,316.14/301,355.57
  6. Step 6: Final answer
    x = 195,938.83

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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.