Home / 945,843.30-1,418,764.95-346,845.06

Finding the Fourth Proportional to 945,843.30, 1,418,764.95 and 346,845.06

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Solution

The fourth proportional to 945,843.30, 1,418,764.95 and 346,845.06 is: 520,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,843.30 : 1,418,764.95 = 346,845.06 : x
  2. Step 2: Convert to fraction form
    945,843.30/1,418,764.95 = 346,845.06/x
  3. Step 3: Cross multiply
    945,843.30x = 1,418,764.95 × 346,845.06
  4. Step 4: Simplify right side
    945,843.30x = 492,091,614,208.65
  5. Step 5: Solve for x
    x = 492,091,614,208.65/945,843.30
  6. Step 6: Final answer
    x = 520,267.59

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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.