Home / 572,330.96-789,826.02-314,231.72

Finding the Fourth Proportional to 572,330.96, 789,826.02 and 314,231.72

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Solution

The fourth proportional to 572,330.96, 789,826.02 and 314,231.72 is: 433,644.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,330.96 : 789,826.02 = 314,231.72 : x
  2. Step 2: Convert to fraction form
    572,330.96/789,826.02 = 314,231.72/x
  3. Step 3: Cross multiply
    572,330.96x = 789,826.02 × 314,231.72
  4. Step 4: Simplify right side
    572,330.96x = 248,188,388,765.35
  5. Step 5: Solve for x
    x = 248,188,388,765.35/572,330.96
  6. Step 6: Final answer
    x = 433,644.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.