Home / 675,719.45-1,013,280.29-202,316.57

Finding the Fourth Proportional to 675,719.45, 1,013,280.29 and 202,316.57

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Solution

The fourth proportional to 675,719.45, 1,013,280.29 and 202,316.57 is: 303,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,719.45 : 1,013,280.29 = 202,316.57 : x
  2. Step 2: Convert to fraction form
    675,719.45/1,013,280.29 = 202,316.57/x
  3. Step 3: Cross multiply
    675,719.45x = 1,013,280.29 × 202,316.57
  4. Step 4: Simplify right side
    675,719.45x = 205,003,391,709.82
  5. Step 5: Solve for x
    x = 205,003,391,709.82/675,719.45
  6. Step 6: Final answer
    x = 303,385.36

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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.