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Finding the Fourth Proportional to 595,720.95, 822,100.40 and 323,789.46

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Solution

The fourth proportional to 595,720.95, 822,100.40 and 323,789.46 is: 446,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,720.95 : 822,100.40 = 323,789.46 : x
  2. Step 2: Convert to fraction form
    595,720.95/822,100.40 = 323,789.46/x
  3. Step 3: Cross multiply
    595,720.95x = 822,100.40 × 323,789.46
  4. Step 4: Simplify right side
    595,720.95x = 266,187,444,581.78
  5. Step 5: Solve for x
    x = 266,187,444,581.78/595,720.95
  6. Step 6: Final answer
    x = 446,832.44

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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.