Home / 608,553.60-839,739.36-336,578.28

Finding the Fourth Proportional to 608,553.60, 839,739.36 and 336,578.28

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Solution

The fourth proportional to 608,553.60, 839,739.36 and 336,578.28 is: 464,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,553.60 : 839,739.36 = 336,578.28 : x
  2. Step 2: Convert to fraction form
    608,553.60/839,739.36 = 336,578.28/x
  3. Step 3: Cross multiply
    608,553.60x = 839,739.36 × 336,578.28
  4. Step 4: Simplify right side
    608,553.60x = 282,638,029,437.10
  5. Step 5: Solve for x
    x = 282,638,029,437.10/608,553.60
  6. Step 6: Final answer
    x = 464,442.29

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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.