Home / 464,813.56-641,582.94-401,827.96

Finding the Fourth Proportional to 464,813.56, 641,582.94 and 401,827.96

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Solution

The fourth proportional to 464,813.56, 641,582.94 and 401,827.96 is: 554,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,813.56 : 641,582.94 = 401,827.96 : x
  2. Step 2: Convert to fraction form
    464,813.56/641,582.94 = 401,827.96/x
  3. Step 3: Cross multiply
    464,813.56x = 641,582.94 × 401,827.96
  4. Step 4: Simplify right side
    464,813.56x = 257,805,963,951.00
  5. Step 5: Solve for x
    x = 257,805,963,951.00/464,813.56
  6. Step 6: Final answer
    x = 554,643.81

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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.