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Finding the Fourth Proportional to 423,496, 584,476.32 and 244,648

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Solution

The fourth proportional to 423,496, 584,476.32 and 244,648 is: 337,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,496 : 584,476.32 = 244,648 : x
  2. Step 2: Convert to fraction form
    423,496/584,476.32 = 244,648/x
  3. Step 3: Cross multiply
    423,496x = 584,476.32 × 244,648
  4. Step 4: Simplify right side
    423,496x = 142,990,962,735.36
  5. Step 5: Solve for x
    x = 142,990,962,735.36/423,496
  6. Step 6: Final answer
    x = 337,644.19

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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.