Home / 1,049,245.70-1,574,257.35-418,612.10

Finding the Fourth Proportional to 1,049,245.70, 1,574,257.35 and 418,612.10

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Solution

The fourth proportional to 1,049,245.70, 1,574,257.35 and 418,612.10 is: 628,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,245.70 : 1,574,257.35 = 418,612.10 : x
  2. Step 2: Convert to fraction form
    1,049,245.70/1,574,257.35 = 418,612.10/x
  3. Step 3: Cross multiply
    1,049,245.70x = 1,574,257.35 × 418,612.10
  4. Step 4: Simplify right side
    1,049,245.70x = 659,003,175,223.94
  5. Step 5: Solve for x
    x = 659,003,175,223.94/1,049,245.70
  6. Step 6: Final answer
    x = 628,073.27

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Double scale
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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.