Home / 330,282.60-455,782.50-179,376.36

Finding the Fourth Proportional to 330,282.60, 455,782.50 and 179,376.36

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Solution

The fourth proportional to 330,282.60, 455,782.50 and 179,376.36 is: 247,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,282.60 : 455,782.50 = 179,376.36 : x
  2. Step 2: Convert to fraction form
    330,282.60/455,782.50 = 179,376.36/x
  3. Step 3: Cross multiply
    330,282.60x = 455,782.50 × 179,376.36
  4. Step 4: Simplify right side
    330,282.60x = 81,756,605,801.70
  5. Step 5: Solve for x
    x = 81,756,605,801.70/330,282.60
  6. Step 6: Final answer
    x = 247,535.31

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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.