Home / 456,330.58-629,740.38-252,370.96

Finding the Fourth Proportional to 456,330.58, 629,740.38 and 252,370.96

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Solution

The fourth proportional to 456,330.58, 629,740.38 and 252,370.96 is: 348,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,330.58 : 629,740.38 = 252,370.96 : x
  2. Step 2: Convert to fraction form
    456,330.58/629,740.38 = 252,370.96/x
  3. Step 3: Cross multiply
    456,330.58x = 629,740.38 × 252,370.96
  4. Step 4: Simplify right side
    456,330.58x = 158,928,184,251.37
  5. Step 5: Solve for x
    x = 158,928,184,251.37/456,330.58
  6. Step 6: Final answer
    x = 348,274.24

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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.