Home / 852,561.66-1,176,451.20-470,563.68

Finding the Fourth Proportional to 852,561.66, 1,176,451.20 and 470,563.68

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Solution

The fourth proportional to 852,561.66, 1,176,451.20 and 470,563.68 is: 649,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,561.66 : 1,176,451.20 = 470,563.68 : x
  2. Step 2: Convert to fraction form
    852,561.66/1,176,451.20 = 470,563.68/x
  3. Step 3: Cross multiply
    852,561.66x = 1,176,451.20 × 470,563.68
  4. Step 4: Simplify right side
    852,561.66x = 553,595,206,012.42
  5. Step 5: Solve for x
    x = 553,595,206,012.42/852,561.66
  6. Step 6: Final answer
    x = 649,331.58

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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.