Home / 686,979.26-1,030,513.00-181,527.32

Finding the Fourth Proportional to 686,979.26, 1,030,513.00 and 181,527.32

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Solution

The fourth proportional to 686,979.26, 1,030,513.00 and 181,527.32 is: 272,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,979.26 : 1,030,513.00 = 181,527.32 : x
  2. Step 2: Convert to fraction form
    686,979.26/1,030,513.00 = 181,527.32/x
  3. Step 3: Cross multiply
    686,979.26x = 1,030,513.00 × 181,527.32
  4. Step 4: Simplify right side
    686,979.26x = 187,066,262,679.67
  5. Step 5: Solve for x
    x = 187,066,262,679.67/686,979.26
  6. Step 6: Final answer
    x = 272,302.64

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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.