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Finding the Fourth Proportional to 595,885.55, 822,338.28 and 323,971.74

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Solution

The fourth proportional to 595,885.55, 822,338.28 and 323,971.74 is: 447,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,885.55 : 822,338.28 = 323,971.74 : x
  2. Step 2: Convert to fraction form
    595,885.55/822,338.28 = 323,971.74/x
  3. Step 3: Cross multiply
    595,885.55x = 822,338.28 × 323,971.74
  4. Step 4: Simplify right side
    595,885.55x = 266,414,363,440.21
  5. Step 5: Solve for x
    x = 266,414,363,440.21/595,885.55
  6. Step 6: Final answer
    x = 447,089.82

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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.