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Finding the Fourth Proportional to 504,871.22, 756,612.19 and 216,337.47

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Solution

The fourth proportional to 504,871.22, 756,612.19 and 216,337.47 is: 324,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,871.22 : 756,612.19 = 216,337.47 : x
  2. Step 2: Convert to fraction form
    504,871.22/756,612.19 = 216,337.47/x
  3. Step 3: Cross multiply
    504,871.22x = 756,612.19 × 216,337.47
  4. Step 4: Simplify right side
    504,871.22x = 163,683,564,388.89
  5. Step 5: Solve for x
    x = 163,683,564,388.89/504,871.22
  6. Step 6: Final answer
    x = 324,208.54

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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.