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Finding the Fourth Proportional to 340,515.42, 469,698.27 and 244,870.62

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Solution

The fourth proportional to 340,515.42, 469,698.27 and 244,870.62 is: 337,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,515.42 : 469,698.27 = 244,870.62 : x
  2. Step 2: Convert to fraction form
    340,515.42/469,698.27 = 244,870.62/x
  3. Step 3: Cross multiply
    340,515.42x = 469,698.27 × 244,870.62
  4. Step 4: Simplify right side
    340,515.42x = 115,015,306,587.83
  5. Step 5: Solve for x
    x = 115,015,306,587.83/340,515.42
  6. Step 6: Final answer
    x = 337,768.28

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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.