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Finding the Fourth Proportional to 603,410.16, 832,826.16 and 348,843.36

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Solution

The fourth proportional to 603,410.16, 832,826.16 and 348,843.36 is: 481,473.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,410.16 : 832,826.16 = 348,843.36 : x
  2. Step 2: Convert to fraction form
    603,410.16/832,826.16 = 348,843.36/x
  3. Step 3: Cross multiply
    603,410.16x = 832,826.16 × 348,843.36
  4. Step 4: Simplify right side
    603,410.16x = 290,525,875,950.30
  5. Step 5: Solve for x
    x = 290,525,875,950.30/603,410.16
  6. Step 6: Final answer
    x = 481,473.29

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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.