Home / 1,707,390.90-2,560,758.30-509,352.30

Finding the Fourth Proportional to 1,707,390.90, 2,560,758.30 and 509,352.30

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Solution

The fourth proportional to 1,707,390.90, 2,560,758.30 and 509,352.30 is: 763,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,390.90 : 2,560,758.30 = 509,352.30 : x
  2. Step 2: Convert to fraction form
    1,707,390.90/2,560,758.30 = 509,352.30/x
  3. Step 3: Cross multiply
    1,707,390.90x = 2,560,758.30 × 509,352.30
  4. Step 4: Simplify right side
    1,707,390.90x = 1,304,328,129,849.09
  5. Step 5: Solve for x
    x = 1,304,328,129,849.09/1,707,390.90
  6. Step 6: Final answer
    x = 763,930.59

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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.