Home / 852,813.32-1,176,874.76-470,831.88

Finding the Fourth Proportional to 852,813.32, 1,176,874.76 and 470,831.88

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Solution

The fourth proportional to 852,813.32, 1,176,874.76 and 470,831.88 is: 649,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,813.32 : 1,176,874.76 = 470,831.88 : x
  2. Step 2: Convert to fraction form
    852,813.32/1,176,874.76 = 470,831.88/x
  3. Step 3: Cross multiply
    852,813.32x = 1,176,874.76 × 470,831.88
  4. Step 4: Simplify right side
    852,813.32x = 554,110,155,775.35
  5. Step 5: Solve for x
    x = 554,110,155,775.35/852,813.32
  6. Step 6: Final answer
    x = 649,743.79

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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.