Home / 1,145,324.20-1,717,548.90-346,340.20

Finding the Fourth Proportional to 1,145,324.20, 1,717,548.90 and 346,340.20

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Solution

The fourth proportional to 1,145,324.20, 1,717,548.90 and 346,340.20 is: 519,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,324.20 : 1,717,548.90 = 346,340.20 : x
  2. Step 2: Convert to fraction form
    1,145,324.20/1,717,548.90 = 346,340.20/x
  3. Step 3: Cross multiply
    1,145,324.20x = 1,717,548.90 × 346,340.20
  4. Step 4: Simplify right side
    1,145,324.20x = 594,856,229,535.78
  5. Step 5: Solve for x
    x = 594,856,229,535.78/1,145,324.20
  6. Step 6: Final answer
    x = 519,378.03

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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.