Home / 336,579.30-464,343.84-215,698.34

Finding the Fourth Proportional to 336,579.30, 464,343.84 and 215,698.34

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Solution

The fourth proportional to 336,579.30, 464,343.84 and 215,698.34 is: 297,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,579.30 : 464,343.84 = 215,698.34 : x
  2. Step 2: Convert to fraction form
    336,579.30/464,343.84 = 215,698.34/x
  3. Step 3: Cross multiply
    336,579.30x = 464,343.84 × 215,698.34
  4. Step 4: Simplify right side
    336,579.30x = 100,158,196,638.09
  5. Step 5: Solve for x
    x = 100,158,196,638.09/336,579.30
  6. Step 6: Final answer
    x = 297,576.82

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1.5x scale

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.