Home / 892,831.42-1,232,116.41-484,937.20

Finding the Fourth Proportional to 892,831.42, 1,232,116.41 and 484,937.20

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Solution

The fourth proportional to 892,831.42, 1,232,116.41 and 484,937.20 is: 669,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,831.42 : 1,232,116.41 = 484,937.20 : x
  2. Step 2: Convert to fraction form
    892,831.42/1,232,116.41 = 484,937.20/x
  3. Step 3: Cross multiply
    892,831.42x = 1,232,116.41 × 484,937.20
  4. Step 4: Simplify right side
    892,831.42x = 597,499,081,939.45
  5. Step 5: Solve for x
    x = 597,499,081,939.45/892,831.42
  6. Step 6: Final answer
    x = 669,218.25

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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.