Home / 846,870.48-1,269,339.39-341,107.74

Finding the Fourth Proportional to 846,870.48, 1,269,339.39 and 341,107.74

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Solution

The fourth proportional to 846,870.48, 1,269,339.39 and 341,107.74 is: 511,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,870.48 : 1,269,339.39 = 341,107.74 : x
  2. Step 2: Convert to fraction form
    846,870.48/1,269,339.39 = 341,107.74/x
  3. Step 3: Cross multiply
    846,870.48x = 1,269,339.39 × 341,107.74
  4. Step 4: Simplify right side
    846,870.48x = 432,981,490,615.88
  5. Step 5: Solve for x
    x = 432,981,490,615.88/846,870.48
  6. Step 6: Final answer
    x = 511,272.39

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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.