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Finding the Fourth Proportional to 211,219.92, 316,074.96 and 183,466.98

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Solution

The fourth proportional to 211,219.92, 316,074.96 and 183,466.98 is: 274,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,219.92 : 316,074.96 = 183,466.98 : x
  2. Step 2: Convert to fraction form
    211,219.92/316,074.96 = 183,466.98/x
  3. Step 3: Cross multiply
    211,219.92x = 316,074.96 × 183,466.98
  4. Step 4: Simplify right side
    211,219.92x = 57,989,318,364.82
  5. Step 5: Solve for x
    x = 57,989,318,364.82/211,219.92
  6. Step 6: Final answer
    x = 274,544.74

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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.