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Finding the Fourth Proportional to 364,564.10, 546,846.15 and 231,011.30

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Solution

The fourth proportional to 364,564.10, 546,846.15 and 231,011.30 is: 346,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,564.10 : 546,846.15 = 231,011.30 : x
  2. Step 2: Convert to fraction form
    364,564.10/546,846.15 = 231,011.30/x
  3. Step 3: Cross multiply
    364,564.10x = 546,846.15 × 231,011.30
  4. Step 4: Simplify right side
    364,564.10x = 126,327,640,011.50
  5. Step 5: Solve for x
    x = 126,327,640,011.50/364,564.10
  6. Step 6: Final answer
    x = 346,516.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.