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Finding the Fourth Proportional to 588,005.66, 880,898.60 and 347,401.64

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Solution

The fourth proportional to 588,005.66, 880,898.60 and 347,401.64 is: 520,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,005.66 : 880,898.60 = 347,401.64 : x
  2. Step 2: Convert to fraction form
    588,005.66/880,898.60 = 347,401.64/x
  3. Step 3: Cross multiply
    588,005.66x = 880,898.60 × 347,401.64
  4. Step 4: Simplify right side
    588,005.66x = 306,025,618,313.70
  5. Step 5: Solve for x
    x = 306,025,618,313.70/588,005.66
  6. Step 6: Final answer
    x = 520,446.72

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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.