Home / 330,631.19-456,276.03-185,469.14

Finding the Fourth Proportional to 330,631.19, 456,276.03 and 185,469.14

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Solution

The fourth proportional to 330,631.19, 456,276.03 and 185,469.14 is: 255,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,631.19 : 456,276.03 = 185,469.14 : x
  2. Step 2: Convert to fraction form
    330,631.19/456,276.03 = 185,469.14/x
  3. Step 3: Cross multiply
    330,631.19x = 456,276.03 × 185,469.14
  4. Step 4: Simplify right side
    330,631.19x = 84,625,124,027.40
  5. Step 5: Solve for x
    x = 84,625,124,027.40/330,631.19
  6. Step 6: Final answer
    x = 255,950.22

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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.