Home / 884,463.36-1,326,280.32-323,105.28

Finding the Fourth Proportional to 884,463.36, 1,326,280.32 and 323,105.28

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Solution

The fourth proportional to 884,463.36, 1,326,280.32 and 323,105.28 is: 484,506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,463.36 : 1,326,280.32 = 323,105.28 : x
  2. Step 2: Convert to fraction form
    884,463.36/1,326,280.32 = 323,105.28/x
  3. Step 3: Cross multiply
    884,463.36x = 1,326,280.32 × 323,105.28
  4. Step 4: Simplify right side
    884,463.36x = 428,528,174,152.09
  5. Step 5: Solve for x
    x = 428,528,174,152.09/884,463.36
  6. Step 6: Final answer
    x = 484,506.42

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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.