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Finding the Fourth Proportional to 291,484.14, 402,433.84 and 237,896.98

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Solution

The fourth proportional to 291,484.14, 402,433.84 and 237,896.98 is: 328,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,484.14 : 402,433.84 = 237,896.98 : x
  2. Step 2: Convert to fraction form
    291,484.14/402,433.84 = 237,896.98/x
  3. Step 3: Cross multiply
    291,484.14x = 402,433.84 × 237,896.98
  4. Step 4: Simplify right side
    291,484.14x = 95,737,795,185.80
  5. Step 5: Solve for x
    x = 95,737,795,185.80/291,484.14
  6. Step 6: Final answer
    x = 328,449.41

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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.