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Finding the Fourth Proportional to 336,656.00, 464,585.30 and 215,797.52

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Solution

The fourth proportional to 336,656.00, 464,585.30 and 215,797.52 is: 297,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,656.00 : 464,585.30 = 215,797.52 : x
  2. Step 2: Convert to fraction form
    336,656.00/464,585.30 = 215,797.52/x
  3. Step 3: Cross multiply
    336,656.00x = 464,585.30 × 215,797.52
  4. Step 4: Simplify right side
    336,656.00x = 100,256,353,239.95
  5. Step 5: Solve for x
    x = 100,256,353,239.95/336,656.00
  6. Step 6: Final answer
    x = 297,800.59

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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.