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Finding the Fourth Proportional to 629,953.49, 945,373.03 and 569,723.51

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Solution

The fourth proportional to 629,953.49, 945,373.03 and 569,723.51 is: 854,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,953.49 : 945,373.03 = 569,723.51 : x
  2. Step 2: Convert to fraction form
    629,953.49/945,373.03 = 569,723.51/x
  3. Step 3: Cross multiply
    629,953.49x = 945,373.03 × 569,723.51
  4. Step 4: Simplify right side
    629,953.49x = 538,601,240,910.94
  5. Step 5: Solve for x
    x = 538,601,240,910.94/629,953.49
  6. Step 6: Final answer
    x = 854,985.72

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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.