Home / 712,325.89-1,068,398.61-200,037.54

Finding the Fourth Proportional to 712,325.89, 1,068,398.61 and 200,037.54

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Solution

The fourth proportional to 712,325.89, 1,068,398.61 and 200,037.54 is: 300,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,325.89 : 1,068,398.61 = 200,037.54 : x
  2. Step 2: Convert to fraction form
    712,325.89/1,068,398.61 = 200,037.54/x
  3. Step 3: Cross multiply
    712,325.89x = 1,068,398.61 × 200,037.54
  4. Step 4: Simplify right side
    712,325.89x = 213,719,832,940.17
  5. Step 5: Solve for x
    x = 213,719,832,940.17/712,325.89
  6. Step 6: Final answer
    x = 300,030.98

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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.