Home / 334,128.06-499,994.83-289,304.05

Finding the Fourth Proportional to 334,128.06, 499,994.83 and 289,304.05

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Solution

The fourth proportional to 334,128.06, 499,994.83 and 289,304.05 is: 432,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,128.06 : 499,994.83 = 289,304.05 : x
  2. Step 2: Convert to fraction form
    334,128.06/499,994.83 = 289,304.05/x
  3. Step 3: Cross multiply
    334,128.06x = 499,994.83 × 289,304.05
  4. Step 4: Simplify right side
    334,128.06x = 144,650,529,298.06
  5. Step 5: Solve for x
    x = 144,650,529,298.06/334,128.06
  6. Step 6: Final answer
    x = 432,919.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.