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Finding the Fourth Proportional to 310,200.02, 465,698.49 and 239,167.79

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Solution

The fourth proportional to 310,200.02, 465,698.49 and 239,167.79 is: 359,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,200.02 : 465,698.49 = 239,167.79 : x
  2. Step 2: Convert to fraction form
    310,200.02/465,698.49 = 239,167.79/x
  3. Step 3: Cross multiply
    310,200.02x = 465,698.49 × 239,167.79
  4. Step 4: Simplify right side
    310,200.02x = 111,380,078,659.64
  5. Step 5: Solve for x
    x = 111,380,078,659.64/310,200.02
  6. Step 6: Final answer
    x = 359,058.90

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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.