Home / 671,830.31-1,008,179.03-245,330.46

Finding the Fourth Proportional to 671,830.31, 1,008,179.03 and 245,330.46

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Solution

The fourth proportional to 671,830.31, 1,008,179.03 and 245,330.46 is: 368,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,830.31 : 1,008,179.03 = 245,330.46 : x
  2. Step 2: Convert to fraction form
    671,830.31/1,008,179.03 = 245,330.46/x
  3. Step 3: Cross multiply
    671,830.31x = 1,008,179.03 × 245,330.46
  4. Step 4: Simplify right side
    671,830.31x = 247,337,025,805.58
  5. Step 5: Solve for x
    x = 247,337,025,805.58/671,830.31
  6. Step 6: Final answer
    x = 368,154.01

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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.