Home / 548,916.39-757,537.98-307,193.94

Finding the Fourth Proportional to 548,916.39, 757,537.98 and 307,193.94

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Solution

The fourth proportional to 548,916.39, 757,537.98 and 307,193.94 is: 423,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,916.39 : 757,537.98 = 307,193.94 : x
  2. Step 2: Convert to fraction form
    548,916.39/757,537.98 = 307,193.94/x
  3. Step 3: Cross multiply
    548,916.39x = 757,537.98 × 307,193.94
  4. Step 4: Simplify right side
    548,916.39x = 232,711,076,775.84
  5. Step 5: Solve for x
    x = 232,711,076,775.84/548,916.39
  6. Step 6: Final answer
    x = 423,946.31

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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.