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Finding the Fourth Proportional to 556,200, 833,805.23 and 201,135.15

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Solution

The fourth proportional to 556,200, 833,805.23 and 201,135.15 is: 301,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,200 : 833,805.23 = 201,135.15 : x
  2. Step 2: Convert to fraction form
    556,200/833,805.23 = 201,135.15/x
  3. Step 3: Cross multiply
    556,200x = 833,805.23 × 201,135.15
  4. Step 4: Simplify right side
    556,200x = 167,707,539,001.16
  5. Step 5: Solve for x
    x = 167,707,539,001.16/556,200
  6. Step 6: Final answer
    x = 301,523.80

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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.