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Finding the Fourth Proportional to 241,444.50, 361,861.47 and 211,385.12

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Solution

The fourth proportional to 241,444.50, 361,861.47 and 211,385.12 is: 316,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,444.50 : 361,861.47 = 211,385.12 : x
  2. Step 2: Convert to fraction form
    241,444.50/361,861.47 = 211,385.12/x
  3. Step 3: Cross multiply
    241,444.50x = 361,861.47 × 211,385.12
  4. Step 4: Simplify right side
    241,444.50x = 76,492,128,450.02
  5. Step 5: Solve for x
    x = 76,492,128,450.02/241,444.50
  6. Step 6: Final answer
    x = 316,810.40

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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.