Home / 852,788.12-1,176,844.33-470,812.16

Finding the Fourth Proportional to 852,788.12, 1,176,844.33 and 470,812.16

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Solution

The fourth proportional to 852,788.12, 1,176,844.33 and 470,812.16 is: 649,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,788.12 : 1,176,844.33 = 470,812.16 : x
  2. Step 2: Convert to fraction form
    852,788.12/1,176,844.33 = 470,812.16/x
  3. Step 3: Cross multiply
    852,788.12x = 1,176,844.33 × 470,812.16
  4. Step 4: Simplify right side
    852,788.12x = 554,072,620,991.05
  5. Step 5: Solve for x
    x = 554,072,620,991.05/852,788.12
  6. Step 6: Final answer
    x = 649,718.97

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1.5x scale

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.