Home / 806,808.67-1,207,653.20-450,743.20

Finding the Fourth Proportional to 806,808.67, 1,207,653.20 and 450,743.20

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Solution

The fourth proportional to 806,808.67, 1,207,653.20 and 450,743.20 is: 674,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,808.67 : 1,207,653.20 = 450,743.20 : x
  2. Step 2: Convert to fraction form
    806,808.67/1,207,653.20 = 450,743.20/x
  3. Step 3: Cross multiply
    806,808.67x = 1,207,653.20 × 450,743.20
  4. Step 4: Simplify right side
    806,808.67x = 544,341,464,275.68
  5. Step 5: Solve for x
    x = 544,341,464,275.68/806,808.67
  6. Step 6: Final answer
    x = 674,684.70

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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.