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Finding the Fourth Proportional to 452,539.64, 678,798.95 and 227,839.74

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Solution

The fourth proportional to 452,539.64, 678,798.95 and 227,839.74 is: 341,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,539.64 : 678,798.95 = 227,839.74 : x
  2. Step 2: Convert to fraction form
    452,539.64/678,798.95 = 227,839.74/x
  3. Step 3: Cross multiply
    452,539.64x = 678,798.95 × 227,839.74
  4. Step 4: Simplify right side
    452,539.64x = 154,657,375,141.07
  5. Step 5: Solve for x
    x = 154,657,375,141.07/452,539.64
  6. Step 6: Final answer
    x = 341,754.32

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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.