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Finding the Fourth Proportional to 452,253.35, 678,386.18 and 167,834.00

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Solution

The fourth proportional to 452,253.35, 678,386.18 and 167,834.00 is: 251,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,253.35 : 678,386.18 = 167,834.00 : x
  2. Step 2: Convert to fraction form
    452,253.35/678,386.18 = 167,834.00/x
  3. Step 3: Cross multiply
    452,253.35x = 678,386.18 × 167,834.00
  4. Step 4: Simplify right side
    452,253.35x = 113,856,261,903.02
  5. Step 5: Solve for x
    x = 113,856,261,903.02/452,253.35
  6. Step 6: Final answer
    x = 251,753.28

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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.