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Finding the Fourth Proportional to 468,419.77, 702,199.09 and 168,827.02

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Solution

The fourth proportional to 468,419.77, 702,199.09 and 168,827.02 is: 253,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,419.77 : 702,199.09 = 168,827.02 : x
  2. Step 2: Convert to fraction form
    468,419.77/702,199.09 = 168,827.02/x
  3. Step 3: Cross multiply
    468,419.77x = 702,199.09 × 168,827.02
  4. Step 4: Simplify right side
    468,419.77x = 118,550,179,811.41
  5. Step 5: Solve for x
    x = 118,550,179,811.41/468,419.77
  6. Step 6: Final answer
    x = 253,085.35

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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.