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Finding the Fourth Proportional to 898,651.62, 1,347,602.66 and 365,810.94

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Solution

The fourth proportional to 898,651.62, 1,347,602.66 and 365,810.94 is: 548,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,651.62 : 1,347,602.66 = 365,810.94 : x
  2. Step 2: Convert to fraction form
    898,651.62/1,347,602.66 = 365,810.94/x
  3. Step 3: Cross multiply
    898,651.62x = 1,347,602.66 × 365,810.94
  4. Step 4: Simplify right side
    898,651.62x = 492,967,789,063.09
  5. Step 5: Solve for x
    x = 492,967,789,063.09/898,651.62
  6. Step 6: Final answer
    x = 548,563.85

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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.