Home / 1,145,227.20-1,717,403.40-346,243.20

Finding the Fourth Proportional to 1,145,227.20, 1,717,403.40 and 346,243.20

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Solution

The fourth proportional to 1,145,227.20, 1,717,403.40 and 346,243.20 is: 519,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,227.20 : 1,717,403.40 = 346,243.20 : x
  2. Step 2: Convert to fraction form
    1,145,227.20/1,717,403.40 = 346,243.20/x
  3. Step 3: Cross multiply
    1,145,227.20x = 1,717,403.40 × 346,243.20
  4. Step 4: Simplify right side
    1,145,227.20x = 594,639,248,906.88
  5. Step 5: Solve for x
    x = 594,639,248,906.88/1,145,227.20
  6. Step 6: Final answer
    x = 519,232.56

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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.