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Finding the Fourth Proportional to 581,548.68, 802,573.92 and 326,916.27

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Solution

The fourth proportional to 581,548.68, 802,573.92 and 326,916.27 is: 451,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,548.68 : 802,573.92 = 326,916.27 : x
  2. Step 2: Convert to fraction form
    581,548.68/802,573.92 = 326,916.27/x
  3. Step 3: Cross multiply
    581,548.68x = 802,573.92 × 326,916.27
  4. Step 4: Simplify right side
    581,548.68x = 262,374,472,325.68
  5. Step 5: Solve for x
    x = 262,374,472,325.68/581,548.68
  6. Step 6: Final answer
    x = 451,165.11

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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.