Home / 985,962.57-1,479,107.27-346,100.28

Finding the Fourth Proportional to 985,962.57, 1,479,107.27 and 346,100.28

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Solution

The fourth proportional to 985,962.57, 1,479,107.27 and 346,100.28 is: 519,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,962.57 : 1,479,107.27 = 346,100.28 : x
  2. Step 2: Convert to fraction form
    985,962.57/1,479,107.27 = 346,100.28/x
  3. Step 3: Cross multiply
    985,962.57x = 1,479,107.27 × 346,100.28
  4. Step 4: Simplify right side
    985,962.57x = 511,919,440,297.04
  5. Step 5: Solve for x
    x = 511,919,440,297.04/985,962.57
  6. Step 6: Final answer
    x = 519,207.78

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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.