Home / 340,872.30-470,848.95-276,581.79

Finding the Fourth Proportional to 340,872.30, 470,848.95 and 276,581.79

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Solution

The fourth proportional to 340,872.30, 470,848.95 and 276,581.79 is: 382,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,872.30 : 470,848.95 = 276,581.79 : x
  2. Step 2: Convert to fraction form
    340,872.30/470,848.95 = 276,581.79/x
  3. Step 3: Cross multiply
    340,872.30x = 470,848.95 × 276,581.79
  4. Step 4: Simplify right side
    340,872.30x = 130,228,245,410.62
  5. Step 5: Solve for x
    x = 130,228,245,410.62/340,872.30
  6. Step 6: Final answer
    x = 382,044.08

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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.