Home / 810,585.69-1,216,010.66-249,620.19

Finding the Fourth Proportional to 810,585.69, 1,216,010.66 and 249,620.19

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Solution

The fourth proportional to 810,585.69, 1,216,010.66 and 249,620.19 is: 374,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,585.69 : 1,216,010.66 = 249,620.19 : x
  2. Step 2: Convert to fraction form
    810,585.69/1,216,010.66 = 249,620.19/x
  3. Step 3: Cross multiply
    810,585.69x = 1,216,010.66 × 249,620.19
  4. Step 4: Simplify right side
    810,585.69x = 303,540,811,991.23
  5. Step 5: Solve for x
    x = 303,540,811,991.23/810,585.69
  6. Step 6: Final answer
    x = 374,470.97

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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.