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Finding the Fourth Proportional to 367,271.30, 506,347.16 and 239,725.46

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Solution

The fourth proportional to 367,271.30, 506,347.16 and 239,725.46 is: 330,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,271.30 : 506,347.16 = 239,725.46 : x
  2. Step 2: Convert to fraction form
    367,271.30/506,347.16 = 239,725.46/x
  3. Step 3: Cross multiply
    367,271.30x = 506,347.16 × 239,725.46
  4. Step 4: Simplify right side
    367,271.30x = 121,384,302,120.33
  5. Step 5: Solve for x
    x = 121,384,302,120.33/367,271.30
  6. Step 6: Final answer
    x = 330,503.10

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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.