Home / 852,786.62-1,176,842.27-470,810.66

Finding the Fourth Proportional to 852,786.62, 1,176,842.27 and 470,810.66

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Solution

The fourth proportional to 852,786.62, 1,176,842.27 and 470,810.66 is: 649,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,786.62 : 1,176,842.27 = 470,810.66 : x
  2. Step 2: Convert to fraction form
    852,786.62/1,176,842.27 = 470,810.66/x
  3. Step 3: Cross multiply
    852,786.62x = 1,176,842.27 × 470,810.66
  4. Step 4: Simplify right side
    852,786.62x = 554,069,877,616.33
  5. Step 5: Solve for x
    x = 554,069,877,616.33/852,786.62
  6. Step 6: Final answer
    x = 649,716.90

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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.