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Finding the Fourth Proportional to 852,489.80, 1,176,352.17 and 470,491.92

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Solution

The fourth proportional to 852,489.80, 1,176,352.17 and 470,491.92 is: 649,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,489.80 : 1,176,352.17 = 470,491.92 : x
  2. Step 2: Convert to fraction form
    852,489.80/1,176,352.17 = 470,491.92/x
  3. Step 3: Cross multiply
    852,489.80x = 1,176,352.17 × 470,491.92
  4. Step 4: Simplify right side
    852,489.80x = 553,464,191,059.47
  5. Step 5: Solve for x
    x = 553,464,191,059.47/852,489.80
  6. Step 6: Final answer
    x = 649,232.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.