Home / 585,910.16-808,460.39-340,949.76

Finding the Fourth Proportional to 585,910.16, 808,460.39 and 340,949.76

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Solution

The fourth proportional to 585,910.16, 808,460.39 and 340,949.76 is: 470,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,910.16 : 808,460.39 = 340,949.76 : x
  2. Step 2: Convert to fraction form
    585,910.16/808,460.39 = 340,949.76/x
  3. Step 3: Cross multiply
    585,910.16x = 808,460.39 × 340,949.76
  4. Step 4: Simplify right side
    585,910.16x = 275,644,373,760.65
  5. Step 5: Solve for x
    x = 275,644,373,760.65/585,910.16
  6. Step 6: Final answer
    x = 470,455.02

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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.