Home / 351,191.58-484,592.24-213,298.75

Finding the Fourth Proportional to 351,191.58, 484,592.24 and 213,298.75

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Solution

The fourth proportional to 351,191.58, 484,592.24 and 213,298.75 is: 294,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,191.58 : 484,592.24 = 213,298.75 : x
  2. Step 2: Convert to fraction form
    351,191.58/484,592.24 = 213,298.75/x
  3. Step 3: Cross multiply
    351,191.58x = 484,592.24 × 213,298.75
  4. Step 4: Simplify right side
    351,191.58x = 103,362,919,051.70
  5. Step 5: Solve for x
    x = 103,362,919,051.70/351,191.58
  6. Step 6: Final answer
    x = 294,320.61

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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.