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Finding the Fourth Proportional to 652,009.43, 899,772.41 and 365,529.57

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Solution

The fourth proportional to 652,009.43, 899,772.41 and 365,529.57 is: 504,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,009.43 : 899,772.41 = 365,529.57 : x
  2. Step 2: Convert to fraction form
    652,009.43/899,772.41 = 365,529.57/x
  3. Step 3: Cross multiply
    652,009.43x = 899,772.41 × 365,529.57
  4. Step 4: Simplify right side
    652,009.43x = 328,893,420,297.52
  5. Step 5: Solve for x
    x = 328,893,420,297.52/652,009.43
  6. Step 6: Final answer
    x = 504,430.47

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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.