Home / 1,075,714.43-1,613,195.46-317,354.49

Finding the Fourth Proportional to 1,075,714.43, 1,613,195.46 and 317,354.49

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Solution

The fourth proportional to 1,075,714.43, 1,613,195.46 and 317,354.49 is: 475,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,714.43 : 1,613,195.46 = 317,354.49 : x
  2. Step 2: Convert to fraction form
    1,075,714.43/1,613,195.46 = 317,354.49/x
  3. Step 3: Cross multiply
    1,075,714.43x = 1,613,195.46 × 317,354.49
  4. Step 4: Simplify right side
    1,075,714.43x = 511,954,822,478.62
  5. Step 5: Solve for x
    x = 511,954,822,478.62/1,075,714.43
  6. Step 6: Final answer
    x = 475,920.76

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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.