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Finding the Fourth Proportional to 434,917.76, 600,216.44 and 243,943.44

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Solution

The fourth proportional to 434,917.76, 600,216.44 and 243,943.44 is: 336,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,917.76 : 600,216.44 = 243,943.44 : x
  2. Step 2: Convert to fraction form
    434,917.76/600,216.44 = 243,943.44/x
  3. Step 3: Cross multiply
    434,917.76x = 600,216.44 × 243,943.44
  4. Step 4: Simplify right side
    434,917.76x = 146,418,863,118.15
  5. Step 5: Solve for x
    x = 146,418,863,118.15/434,917.76
  6. Step 6: Final answer
    x = 336,658.74

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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.