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Finding the Fourth Proportional to 1,165,844.75, 1,748,829.69 and 367,188.80

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Solution

The fourth proportional to 1,165,844.75, 1,748,829.69 and 367,188.80 is: 550,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,844.75 : 1,748,829.69 = 367,188.80 : x
  2. Step 2: Convert to fraction form
    1,165,844.75/1,748,829.69 = 367,188.80/x
  3. Step 3: Cross multiply
    1,165,844.75x = 1,748,829.69 × 367,188.80
  4. Step 4: Simplify right side
    1,165,844.75x = 642,150,666,531.32
  5. Step 5: Solve for x
    x = 642,150,666,531.32/1,165,844.75
  6. Step 6: Final answer
    x = 550,802.90

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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.