Home / 336,328.20-464,115.42-209,001.06

Finding the Fourth Proportional to 336,328.20, 464,115.42 and 209,001.06

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Solution

The fourth proportional to 336,328.20, 464,115.42 and 209,001.06 is: 288,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,328.20 : 464,115.42 = 209,001.06 : x
  2. Step 2: Convert to fraction form
    336,328.20/464,115.42 = 209,001.06/x
  3. Step 3: Cross multiply
    336,328.20x = 464,115.42 × 209,001.06
  4. Step 4: Simplify right side
    336,328.20x = 97,000,614,742.35
  5. Step 5: Solve for x
    x = 97,000,614,742.35/336,328.20
  6. Step 6: Final answer
    x = 288,410.59

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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.