Home / 961,304.46-1,442,823.39-512,399.22

Finding the Fourth Proportional to 961,304.46, 1,442,823.39 and 512,399.22

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Solution

The fourth proportional to 961,304.46, 1,442,823.39 and 512,399.22 is: 769,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,304.46 : 1,442,823.39 = 512,399.22 : x
  2. Step 2: Convert to fraction form
    961,304.46/1,442,823.39 = 512,399.22/x
  3. Step 3: Cross multiply
    961,304.46x = 1,442,823.39 × 512,399.22
  4. Step 4: Simplify right side
    961,304.46x = 739,301,579,633.76
  5. Step 5: Solve for x
    x = 739,301,579,633.76/961,304.46
  6. Step 6: Final answer
    x = 769,060.80

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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.