Home / 945,964.30-1,418,102.70-346,785.57

Finding the Fourth Proportional to 945,964.30, 1,418,102.70 and 346,785.57

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Solution

The fourth proportional to 945,964.30, 1,418,102.70 and 346,785.57 is: 519,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,964.30 : 1,418,102.70 = 346,785.57 : x
  2. Step 2: Convert to fraction form
    945,964.30/1,418,102.70 = 346,785.57/x
  3. Step 3: Cross multiply
    945,964.30x = 1,418,102.70 × 346,785.57
  4. Step 4: Simplify right side
    945,964.30x = 491,777,553,138.04
  5. Step 5: Solve for x
    x = 491,777,553,138.04/945,964.30
  6. Step 6: Final answer
    x = 519,869.04

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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.