Home / 348,669.60-481,267.08-205,475.76

Finding the Fourth Proportional to 348,669.60, 481,267.08 and 205,475.76

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Solution

The fourth proportional to 348,669.60, 481,267.08 and 205,475.76 is: 283,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,669.60 : 481,267.08 = 205,475.76 : x
  2. Step 2: Convert to fraction form
    348,669.60/481,267.08 = 205,475.76/x
  3. Step 3: Cross multiply
    348,669.60x = 481,267.08 × 205,475.76
  4. Step 4: Simplify right side
    348,669.60x = 98,888,719,025.98
  5. Step 5: Solve for x
    x = 98,888,719,025.98/348,669.60
  6. Step 6: Final answer
    x = 283,617.27

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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.