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Finding the Fourth Proportional to 652,042.60, 899,855.94 and 365,548.84

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Solution

The fourth proportional to 652,042.60, 899,855.94 and 365,548.84 is: 504,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,042.60 : 899,855.94 = 365,548.84 : x
  2. Step 2: Convert to fraction form
    652,042.60/899,855.94 = 365,548.84/x
  3. Step 3: Cross multiply
    652,042.60x = 899,855.94 × 365,548.84
  4. Step 4: Simplify right side
    652,042.60x = 328,941,295,034.11
  5. Step 5: Solve for x
    x = 328,941,295,034.11/652,042.60
  6. Step 6: Final answer
    x = 504,478.23

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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.