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Finding the Fourth Proportional to 533,347.49, 800,022 and 217,804.40

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Solution

The fourth proportional to 533,347.49, 800,022 and 217,804.40 is: 326,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,347.49 : 800,022 = 217,804.40 : x
  2. Step 2: Convert to fraction form
    533,347.49/800,022 = 217,804.40/x
  3. Step 3: Cross multiply
    533,347.49x = 800,022 × 217,804.40
  4. Step 4: Simplify right side
    533,347.49x = 174,248,307,696.69
  5. Step 5: Solve for x
    x = 174,248,307,696.69/533,347.49
  6. Step 6: Final answer
    x = 326,706.91

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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.