Home / 852,715.33-1,176,744.75-470,739.38

Finding the Fourth Proportional to 852,715.33, 1,176,744.75 and 470,739.38

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Solution

The fourth proportional to 852,715.33, 1,176,744.75 and 470,739.38 is: 649,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,715.33 : 1,176,744.75 = 470,739.38 : x
  2. Step 2: Convert to fraction form
    852,715.33/1,176,744.75 = 470,739.38/x
  3. Step 3: Cross multiply
    852,715.33x = 1,176,744.75 × 470,739.38
  4. Step 4: Simplify right side
    852,715.33x = 553,940,085,795.84
  5. Step 5: Solve for x
    x = 553,940,085,795.84/852,715.33
  6. Step 6: Final answer
    x = 649,619.01

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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.