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Finding the Fourth Proportional to 306,636.04, 459,805.02 and 117,104.68

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Solution

The fourth proportional to 306,636.04, 459,805.02 and 117,104.68 is: 175,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,636.04 : 459,805.02 = 117,104.68 : x
  2. Step 2: Convert to fraction form
    306,636.04/459,805.02 = 117,104.68/x
  3. Step 3: Cross multiply
    306,636.04x = 459,805.02 × 117,104.68
  4. Step 4: Simplify right side
    306,636.04x = 53,845,319,729.49
  5. Step 5: Solve for x
    x = 53,845,319,729.49/306,636.04
  6. Step 6: Final answer
    x = 175,600.10

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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.