Home / 331,036.50-456,830.37-180,134.58

Finding the Fourth Proportional to 331,036.50, 456,830.37 and 180,134.58

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Solution

The fourth proportional to 331,036.50, 456,830.37 and 180,134.58 is: 248,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,036.50 : 456,830.37 = 180,134.58 : x
  2. Step 2: Convert to fraction form
    331,036.50/456,830.37 = 180,134.58/x
  3. Step 3: Cross multiply
    331,036.50x = 456,830.37 × 180,134.58
  4. Step 4: Simplify right side
    331,036.50x = 82,290,946,831.19
  5. Step 5: Solve for x
    x = 82,290,946,831.19/331,036.50
  6. Step 6: Final answer
    x = 248,585.72

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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.