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Finding the Fourth Proportional to 211,216.92, 316,070.46 and 183,463.98

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Solution

The fourth proportional to 211,216.92, 316,070.46 and 183,463.98 is: 274,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,216.92 : 316,070.46 = 183,463.98 : x
  2. Step 2: Convert to fraction form
    211,216.92/316,070.46 = 183,463.98/x
  3. Step 3: Cross multiply
    211,216.92x = 316,070.46 × 183,463.98
  4. Step 4: Simplify right side
    211,216.92x = 57,987,544,552.03
  5. Step 5: Solve for x
    x = 57,987,544,552.03/211,216.92
  6. Step 6: Final answer
    x = 274,540.24

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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.