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Finding the Fourth Proportional to 476,873.65, 715,199.50 and 177,495.22

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Solution

The fourth proportional to 476,873.65, 715,199.50 and 177,495.22 is: 266,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,873.65 : 715,199.50 = 177,495.22 : x
  2. Step 2: Convert to fraction form
    476,873.65/715,199.50 = 177,495.22/x
  3. Step 3: Cross multiply
    476,873.65x = 715,199.50 × 177,495.22
  4. Step 4: Simplify right side
    476,873.65x = 126,944,492,596.39
  5. Step 5: Solve for x
    x = 126,944,492,596.39/476,873.65
  6. Step 6: Final answer
    x = 266,201.52

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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.