Home / 329,822.04-455,162.58-202,425.24

Finding the Fourth Proportional to 329,822.04, 455,162.58 and 202,425.24

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Solution

The fourth proportional to 329,822.04, 455,162.58 and 202,425.24 is: 279,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,822.04 : 455,162.58 = 202,425.24 : x
  2. Step 2: Convert to fraction form
    329,822.04/455,162.58 = 202,425.24/x
  3. Step 3: Cross multiply
    329,822.04x = 455,162.58 × 202,425.24
  4. Step 4: Simplify right side
    329,822.04x = 92,136,394,495.52
  5. Step 5: Solve for x
    x = 92,136,394,495.52/329,822.04
  6. Step 6: Final answer
    x = 279,351.84

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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.