Home / 302,831.10-417,901.41-166,877.60

Finding the Fourth Proportional to 302,831.10, 417,901.41 and 166,877.60

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Solution

The fourth proportional to 302,831.10, 417,901.41 and 166,877.60 is: 230,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,831.10 : 417,901.41 = 166,877.60 : x
  2. Step 2: Convert to fraction form
    302,831.10/417,901.41 = 166,877.60/x
  3. Step 3: Cross multiply
    302,831.10x = 417,901.41 × 166,877.60
  4. Step 4: Simplify right side
    302,831.10x = 69,738,382,247.91
  5. Step 5: Solve for x
    x = 69,738,382,247.91/302,831.10
  6. Step 6: Final answer
    x = 230,288.05

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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.