Home / 671,326.20-1,006,989.30-228,094.20

Finding the Fourth Proportional to 671,326.20, 1,006,989.30 and 228,094.20

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Solution

The fourth proportional to 671,326.20, 1,006,989.30 and 228,094.20 is: 342,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,326.20 : 1,006,989.30 = 228,094.20 : x
  2. Step 2: Convert to fraction form
    671,326.20/1,006,989.30 = 228,094.20/x
  3. Step 3: Cross multiply
    671,326.20x = 1,006,989.30 × 228,094.20
  4. Step 4: Simplify right side
    671,326.20x = 229,688,418,792.06
  5. Step 5: Solve for x
    x = 229,688,418,792.06/671,326.20
  6. Step 6: Final answer
    x = 342,141.30

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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.