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Finding the Fourth Proportional to 600,529.76, 900,805.08 and 221,255.27

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Solution

The fourth proportional to 600,529.76, 900,805.08 and 221,255.27 is: 331,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,529.76 : 900,805.08 = 221,255.27 : x
  2. Step 2: Convert to fraction form
    600,529.76/900,805.08 = 221,255.27/x
  3. Step 3: Cross multiply
    600,529.76x = 900,805.08 × 221,255.27
  4. Step 4: Simplify right side
    600,529.76x = 199,307,871,192.77
  5. Step 5: Solve for x
    x = 199,307,871,192.77/600,529.76
  6. Step 6: Final answer
    x = 331,886.75

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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.