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Finding the Fourth Proportional to 559,884.08, 772,654.74 and 345,166.04

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Solution

The fourth proportional to 559,884.08, 772,654.74 and 345,166.04 is: 476,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,884.08 : 772,654.74 = 345,166.04 : x
  2. Step 2: Convert to fraction form
    559,884.08/772,654.74 = 345,166.04/x
  3. Step 3: Cross multiply
    559,884.08x = 772,654.74 × 345,166.04
  4. Step 4: Simplify right side
    559,884.08x = 266,694,176,893.03
  5. Step 5: Solve for x
    x = 266,694,176,893.03/559,884.08
  6. Step 6: Final answer
    x = 476,338.20

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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.